Line No. | Rev | Author | Line |
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1 | 32 | kaklik | /***************************************************************************** |
2 | * Module for Microchip Graphics Library |
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3 | * GOL Layer |
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4 | * TextEntry |
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5 | ***************************************************************************** |
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6 | * FileName: Textentry.c |
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7 | * Dependencies: Textentry.h |
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8 | * Processor: PIC24F, PIC24H, dsPIC, PIC32 |
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9 | * Compiler: MPLAB C30 Version 3.00, C32 |
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10 | * Linker: MPLAB LINK30, LINK32 |
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11 | * Company: Microchip Technology Incorporated |
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12 | * |
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13 | * Software License Agreement |
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14 | * |
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15 | * Copyright © 2008 Microchip Technology Inc. All rights reserved. |
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16 | * Microchip licenses to you the right to use, modify, copy and distribute |
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17 | * Software only when embedded on a Microchip microcontroller or digital |
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18 | * signal controller, which is integrated into your product or third party |
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19 | * product (pursuant to the sublicense terms in the accompanying license |
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20 | * agreement). |
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21 | * |
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22 | * You should refer to the license agreement accompanying this Software |
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23 | * for additional information regarding your rights and obligations. |
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24 | * |
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25 | * SOFTWARE AND DOCUMENTATION ARE PROVIDED AS IS WITHOUT WARRANTY OF ANY |
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26 | * KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION, ANY WARRANTY |
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27 | * OF MERCHANTABILITY, TITLE, NON-INFRINGEMENT AND FITNESS FOR A PARTICULAR |
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28 | * PURPOSE. IN NO EVENT SHALL MICROCHIP OR ITS LICENSORS BE LIABLE OR |
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29 | * OBLIGATED UNDER CONTRACT, NEGLIGENCE, STRICT LIABILITY, CONTRIBUTION, |
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30 | * BREACH OF WARRANTY, OR OTHER LEGAL EQUITABLE THEORY ANY DIRECT OR INDIRECT |
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31 | * DAMAGES OR EXPENSES INCLUDING BUT NOT LIMITED TO ANY INCIDENTAL, SPECIAL, |
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32 | * INDIRECT, PUNITIVE OR CONSEQUENTIAL DAMAGES, LOST PROFITS OR LOST DATA, |
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33 | * COST OF PROCUREMENT OF SUBSTITUTE GOODS, TECHNOLOGY, SERVICES, OR ANY |
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34 | * CLAIMS BY THIRD PARTIES (INCLUDING BUT NOT LIMITED TO ANY DEFENSE THEREOF), |
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35 | * OR OTHER SIMILAR COSTS. |
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36 | * |
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37 | * Author Date Comment |
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38 | *~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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39 | * Harold Serrano 10/24/08 ... |
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40 | * PAT 07/01/09 Updated for 2D accelerated primitive support. |
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41 | * PAT 04/15/10 Corrected TeSetBuffer() issue on string max size. |
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42 | *****************************************************************************/ |
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43 | #include "Graphics\Graphics.h" |
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44 | |||
45 | #ifdef USE_TEXTENTRY |
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46 | |||
47 | /********************************************************************* |
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48 | * Function: TEXTENTRY *TeCreate(WORD ID, SHORT left, SHORT top, SHORT right, SHORT bottom, WORD state |
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49 | * SHORT horizontalKeys, SHORT verticalKeys, XCHAR *pText[], |
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50 | * void *pBuffer, WORD bufferLength, void *pDisplayFont, |
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51 | * GOL_SCHEME *pScheme) |
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52 | * |
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53 | * |
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54 | * Notes: |
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55 | * |
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56 | ********************************************************************/ |
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57 | TEXTENTRY *TeCreate |
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58 | ( |
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59 | WORD ID, |
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60 | SHORT left, |
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61 | SHORT top, |
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62 | SHORT right, |
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63 | SHORT bottom, |
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64 | WORD state, |
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65 | SHORT horizontalKeys, |
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66 | SHORT verticalKeys, |
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67 | XCHAR *pText[], |
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68 | void *pBuffer, |
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69 | WORD bufferLength, |
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70 | void *pDisplayFont, |
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71 | GOL_SCHEME *pScheme |
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72 | ) |
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73 | { |
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74 | TEXTENTRY *pTe = NULL; //Text entry |
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75 | pTe = (TEXTENTRY *)GFX_malloc(sizeof(TEXTENTRY)); |
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76 | if(pTe == NULL) |
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77 | return (NULL); |
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78 | |||
79 | pTe->hdr.ID = ID; |
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80 | pTe->hdr.pNxtObj = NULL; |
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81 | pTe->hdr.type = OBJ_TEXTENTRY; // set object type |
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82 | pTe->hdr.left = left; //left parameter of the text-entry |
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83 | pTe->hdr.top = top; //top parameter of the text-entry |
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84 | pTe->hdr.right = right; //right parameter of the text-entry |
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85 | pTe->hdr.bottom = bottom; //bottom parameter of the text-entry |
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86 | pTe->hdr.state = state; //State of the Text-Entry |
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87 | pTe->horizontalKeys = horizontalKeys; //number of horizontal keys |
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88 | pTe->verticalKeys = verticalKeys; //number of vertical keys |
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89 | pTe->CurrentLength = 0; //current length of text |
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90 | pTe->pHeadOfList = NULL; |
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91 | TeSetBuffer(pTe, pBuffer, bufferLength); //set the text to be displayed buffer length is also initialized in this call |
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92 | pTe->pActiveKey = NULL; |
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93 | |||
94 | // Set the color scheme to be used |
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95 | if(pScheme == NULL) |
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96 | pTe->hdr.pGolScheme = _pDefaultGolScheme; |
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97 | else |
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98 | pTe->hdr.pGolScheme = (GOL_SCHEME *)pScheme; |
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99 | |||
100 | // Set the font to be used |
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101 | if(pDisplayFont == NULL) |
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102 | pTe->pDisplayFont = (void *) &GOLFontDefault; |
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103 | else |
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104 | pTe->pDisplayFont = pDisplayFont; |
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105 | |||
106 | //check if either values of horizontal keys and vertical keys are equal to zero |
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107 | if((pTe->horizontalKeys != 0) || (pTe->verticalKeys != 0)) |
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108 | { |
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109 | |||
110 | //create the key members, return null if not successful |
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111 | if(TeCreateKeyMembers(pTe, pText) == 0) |
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112 | { |
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113 | GFX_free(pTe); |
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114 | return (NULL); |
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115 | } |
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116 | } |
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117 | |||
118 | //Add this new widget object to the GOL list |
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119 | GOLAddObject((OBJ_HEADER *)pTe); |
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120 | return (pTe); |
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121 | } //end TeCreate() |
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122 | |||
123 | /********************************************************************* |
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124 | * Function: TeDraw(TEXTENTRY *pTe) |
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125 | * |
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126 | * Notes: This function draws the keys with their appropriate text |
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127 | * |
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128 | ********************************************************************/ |
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129 | WORD TeDraw(TEXTENTRY *pTe) |
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130 | { |
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131 | static WORD faceClr, embossLtClr, embossDkClr, xText, yText; |
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132 | static XCHAR XcharTmp; |
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133 | static KEYMEMBER *pKeyTemp = NULL; |
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134 | |||
135 | static WORD CountOfKeys = 0; |
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136 | static WORD counter = 0; |
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137 | static XCHAR hideChar[2] = {0x2A, 0x00}; |
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138 | |||
139 | typedef enum |
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140 | { |
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141 | TE_START, |
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142 | TE_HIDE_WIDGET, |
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143 | TE_DRAW_PANEL, |
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144 | TE_INIT_DRAW_EDITBOX, |
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145 | TE_DRAW_EDITBOX, |
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146 | TE_DRAW_KEY_INIT, |
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147 | TE_DRAW_KEY_SET_PANEL, |
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148 | TE_DRAW_KEY_DRAW_PANEL, |
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149 | TE_DRAW_KEY_TEXT, |
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150 | TE_DRAW_KEY_UPDATE, |
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151 | TE_UPDATE_STRING_INIT, |
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152 | TE_UPDATE_STRING, |
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153 | TE_WAIT_ERASE_EBOX_AREA, |
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154 | TE_UPDATE_CHARACTERS, |
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155 | } TE_DRAW_STATES; |
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156 | |||
157 | static TE_DRAW_STATES state = TE_START; |
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158 | |||
159 | if(IsDeviceBusy()) |
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160 | return (0); |
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161 | |||
162 | switch(state) |
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163 | { |
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164 | case TE_START: |
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165 | if(IsDeviceBusy()) |
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166 | return (0); |
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167 | |||
168 | if(GetState(pTe, TE_HIDE)) |
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169 | { |
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170 | SetColor(pTe->hdr.pGolScheme->CommonBkColor); |
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171 | Bar(pTe->hdr.left, pTe->hdr.top, pTe->hdr.right, pTe->hdr.bottom); |
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172 | state = TE_HIDE_WIDGET; |
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173 | goto te_hide_widget; |
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174 | } |
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175 | else |
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176 | { |
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177 | if(GetState(pTe, TE_DRAW)) |
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178 | { |
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179 | |||
180 | /************DRAW THE WIDGET PANEL*****************************/ |
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181 | GOLPanelDraw |
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182 | ( |
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183 | pTe->hdr.left, |
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184 | pTe->hdr.top, |
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185 | pTe->hdr.right, |
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186 | pTe->hdr.bottom, |
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187 | 0, |
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188 | pTe->hdr.pGolScheme->Color0, //face color of panel |
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189 | pTe->hdr.pGolScheme->EmbossDkColor, //emboss dark color |
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190 | pTe->hdr.pGolScheme->EmbossLtColor, //emboss light color |
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191 | NULL, |
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192 | GOL_EMBOSS_SIZE |
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193 | ); |
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194 | state = TE_DRAW_PANEL; |
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195 | goto te_draw_panel; |
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196 | } |
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197 | |||
198 | // update the keys (if TE_UPDATE_TEXT is also set it will also be redrawn) |
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199 | // at the states after the keys are updated |
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200 | else if(GetState(pTe, TE_UPDATE_KEY)) |
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201 | { |
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202 | state = TE_DRAW_KEY_INIT; |
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203 | goto te_draw_key_init_st; |
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204 | } |
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205 | |||
206 | // check if updating only the text displayed |
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207 | else if(GetState(pTe, TE_UPDATE_TEXT)) |
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208 | { |
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209 | state = TE_UPDATE_STRING_INIT; |
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210 | goto te_update_string_init_st; |
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211 | } |
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212 | } |
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213 | |||
214 | /*hide the widget*/ |
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215 | case TE_HIDE_WIDGET: |
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216 | te_hide_widget : if(IsDeviceBusy()) return (0); |
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217 | state = TE_START; |
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218 | return (1); |
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219 | |||
220 | /*Draw the widget of the Text-Entry*/ |
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221 | case TE_DRAW_PANEL: |
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222 | te_draw_panel : if(!GOLPanelDrawTsk()) return (0); |
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223 | state = TE_INIT_DRAW_EDITBOX; |
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224 | |||
225 | case TE_INIT_DRAW_EDITBOX: |
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226 | |||
227 | //Draw the editbox |
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228 | GOLPanelDraw |
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229 | ( |
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230 | pTe->hdr.left, |
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231 | pTe->hdr.top, |
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232 | pTe->hdr.right, |
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233 | pTe->hdr.top + GetTextHeight(pTe->pDisplayFont) + (GOL_EMBOSS_SIZE << 1), |
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234 | 0, |
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235 | pTe->hdr.pGolScheme->Color1; , |
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236 | pTe->hdr.pGolScheme->EmbossDkColor, |
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237 | pTe->hdr.pGolScheme->EmbossLtColor, |
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238 | NULL, |
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239 | GOL_EMBOSS_SIZE |
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240 | ); |
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241 | |||
242 | state = TE_DRAW_EDITBOX; |
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243 | |||
244 | case TE_DRAW_EDITBOX: |
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245 | if(!GOLPanelDrawTsk()) |
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246 | return (0); |
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247 | state = TE_DRAW_KEY_INIT; |
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248 | |||
249 | /* ********************************************************************* */ |
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250 | |||
251 | /* Update the keys */ |
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252 | |||
253 | /* ********************************************************************* */ |
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254 | case TE_DRAW_KEY_INIT: |
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255 | te_draw_key_init_st : embossLtClr = pTe->hdr.pGolScheme->EmbossLtColor; |
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256 | embossDkClr = pTe->hdr.pGolScheme->EmbossDkColor; |
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257 | faceClr = pTe->hdr.pGolScheme->Color0; |
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258 | |||
259 | // if the active key update flag is set, only one needs to be redrawn |
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260 | if((GetState(pTe, TE_DRAW) != TE_DRAW) && (pTe->pActiveKey->update == TRUE)) |
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261 | { |
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262 | CountOfKeys = (pTe->horizontalKeys * pTe->verticalKeys) - |
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263 | 1; |
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264 | pKeyTemp = pTe->pActiveKey; |
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265 | } |
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266 | else |
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267 | { |
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268 | CountOfKeys = 0; |
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269 | pKeyTemp = pTe->pHeadOfList; |
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270 | } |
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271 | |||
272 | state = TE_DRAW_KEY_SET_PANEL; |
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273 | |||
274 | case TE_DRAW_KEY_SET_PANEL: |
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275 | te_draw_key_set_panel_st : if(CountOfKeys < (pTe->horizontalKeys * pTe->verticalKeys)) |
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276 | { |
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277 | |||
278 | // check if we need to draw the panel |
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279 | if(GetState(pTe, TE_DRAW) != TE_DRAW) |
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280 | { |
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281 | if(pKeyTemp->update == TRUE) |
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282 | { |
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283 | |||
284 | // set the colors needed |
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285 | if(GetState(pTe, TE_KEY_PRESSED)) |
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286 | { |
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287 | embossLtClr = pTe->hdr.pGolScheme->EmbossDkColor; |
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288 | embossDkClr = pTe->hdr.pGolScheme->EmbossLtColor; |
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289 | faceClr = pTe->hdr.pGolScheme->Color1; |
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290 | } |
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291 | else |
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292 | { |
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293 | embossLtClr = pTe->hdr.pGolScheme->EmbossLtColor; |
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294 | embossDkClr = pTe->hdr.pGolScheme->EmbossDkColor; |
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295 | faceClr = pTe->hdr.pGolScheme->Color0; |
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296 | } |
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297 | } |
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298 | else |
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299 | { |
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300 | state = TE_DRAW_KEY_UPDATE; |
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301 | goto te_draw_key_update_st; |
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302 | } |
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303 | } |
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304 | |||
305 | if(GetState(pTe, TE_DISABLED) == TE_DISABLED) |
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306 | { |
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307 | faceClr = SetColor(pTe->hdr.pGolScheme->ColorDisabled); |
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308 | } |
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309 | |||
310 | // set up the panel |
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311 | GOLPanelDraw |
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312 | ( |
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313 | pKeyTemp->left, |
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314 | pKeyTemp->top, |
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315 | pKeyTemp->right, |
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316 | pKeyTemp->bottom, |
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317 | 0, |
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318 | faceClr, |
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319 | embossLtClr, |
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320 | embossDkClr, |
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321 | NULL, |
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322 | GOL_EMBOSS_SIZE |
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323 | ); |
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324 | |||
325 | state = TE_DRAW_KEY_DRAW_PANEL; |
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326 | } |
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327 | else |
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328 | { |
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329 | state = TE_UPDATE_STRING_INIT; |
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330 | goto te_update_string_init_st; |
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331 | } |
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332 | |||
333 | case TE_DRAW_KEY_DRAW_PANEL: |
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334 | if(!GOLPanelDrawTsk()) |
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335 | return (0); |
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336 | |||
337 | // reset the update flag since the key panel is already redrawn |
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338 | pKeyTemp->update = FALSE; |
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339 | |||
340 | //set the text coordinates of the drawn key |
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341 | xText = ((pKeyTemp->left) + (pKeyTemp->right) - (pKeyTemp->textWidth)) >> |
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342 | 1; |
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343 | yText = ((pKeyTemp->bottom) + (pKeyTemp->top) - (pKeyTemp->textHeight)) >> |
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344 | 1; |
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345 | |||
346 | //set color of text |
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347 | // if the object is disabled, draw the disabled colors |
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348 | if(GetState(pTe, TE_DISABLED) == TE_DISABLED) |
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349 | { |
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350 | SetColor(pTe->hdr.pGolScheme->TextColorDisabled); |
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351 | } |
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352 | else |
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353 | { |
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354 | if((GetState(pTe, TE_DRAW) != TE_DRAW) && (GetState(pTe, TE_KEY_PRESSED)) == TE_KEY_PRESSED) |
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355 | { |
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356 | SetColor(pTe->hdr.pGolScheme->TextColor1); |
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357 | } |
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358 | else |
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359 | { |
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360 | SetColor(pTe->hdr.pGolScheme->TextColor0); |
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361 | } |
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362 | } |
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363 | |||
364 | //output the text |
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365 | MoveTo(xText, yText); |
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366 | |||
367 | // set the font to be used |
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368 | SetFont(pTe->hdr.pGolScheme->pFont); |
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369 | |||
370 | state = TE_DRAW_KEY_TEXT; |
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371 | |||
372 | case TE_DRAW_KEY_TEXT: |
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373 | if(!OutText(pKeyTemp->pKeyName)) |
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374 | return (0); |
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375 | state = TE_DRAW_KEY_UPDATE; |
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376 | |||
377 | case TE_DRAW_KEY_UPDATE: |
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378 | te_draw_key_update_st : |
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379 | |||
380 | // update loop variables |
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381 | CountOfKeys++; |
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382 | pKeyTemp = pKeyTemp->pNextKey; |
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383 | |||
384 | state = TE_DRAW_KEY_SET_PANEL; |
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385 | goto te_draw_key_set_panel_st; |
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386 | |||
387 | /* ********************************************************************* */ |
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388 | |||
389 | /* Update the displayed string */ |
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390 | |||
391 | /* ********************************************************************* */ |
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392 | case TE_UPDATE_STRING_INIT: |
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393 | te_update_string_init_st : |
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394 | |||
395 | // check if there are characters to remove |
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396 | if(pTe->pActiveKey != NULL) |
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397 | { |
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398 | if(pTe->pActiveKey->command == TE_DELETE_COM) |
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399 | { |
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400 | if(pTe->CurrentLength == 0) |
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401 | { |
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402 | state = TE_START; |
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403 | return (1); |
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404 | } |
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405 | } |
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406 | } |
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407 | else |
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408 | { |
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409 | |||
410 | // check if text indeed needs to be updated |
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411 | if(pTe->CurrentLength == pTe->outputLenMax) |
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412 | { |
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413 | state = TE_START; |
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414 | return (1); |
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415 | } |
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416 | } |
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417 | |||
418 | //set the clipping region |
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419 | SetClipRgn |
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420 | ( |
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421 | pTe->hdr.left + GOL_EMBOSS_SIZE, |
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422 | pTe->hdr.top + GOL_EMBOSS_SIZE, |
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423 | pTe->hdr.right - GOL_EMBOSS_SIZE, |
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424 | pTe->hdr.top + GOL_EMBOSS_SIZE + GetTextHeight(pTe->pDisplayFont) |
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425 | ); |
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426 | |||
427 | SetClip(1); //set the clipping |
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428 | if(GetState(pTe, TE_DRAW)) |
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429 | { |
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430 | |||
431 | // update only the displayed text |
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432 | // position the string rendering on the right position |
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433 | if(GetState(pTe, TE_ECHO_HIDE)) |
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434 | { |
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435 | |||
436 | // fill the area with '*' character so we use the width of this character |
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437 | MoveTo |
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438 | ( |
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439 | pTe->hdr.right - 4 - GOL_EMBOSS_SIZE - (GetTextWidth(hideChar, pTe->pDisplayFont) * pTe->CurrentLength), |
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440 | pTe->hdr.top + GOL_EMBOSS_SIZE |
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441 | ); |
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442 | } |
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443 | else |
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444 | { |
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445 | MoveTo |
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446 | ( |
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447 | pTe->hdr.right - 4 - GOL_EMBOSS_SIZE - GetTextWidth(pTe->pTeOutput, pTe->pDisplayFont), |
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448 | pTe->hdr.top + GOL_EMBOSS_SIZE |
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449 | ); |
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450 | } |
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451 | } |
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452 | else if(GetState(pTe, TE_UPDATE_TEXT)) |
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453 | { |
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454 | |||
455 | // erase the current text by drawing a bar over the edit box area |
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456 | SetColor(pTe->hdr.pGolScheme->Color1); |
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457 | Bar |
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458 | ( |
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459 | pTe->hdr.left + GOL_EMBOSS_SIZE, |
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460 | pTe->hdr.top + GOL_EMBOSS_SIZE, |
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461 | pTe->hdr.right - GOL_EMBOSS_SIZE, |
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462 | pTe->hdr.top + GOL_EMBOSS_SIZE + GetTextHeight(pTe->pDisplayFont) |
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463 | ); |
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464 | |||
465 | // we have to make sure we finish the Bar() first before we continue. |
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466 | state = TE_WAIT_ERASE_EBOX_AREA; |
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467 | goto te_wait_erase_ebox_area; |
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468 | } |
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469 | else |
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470 | { |
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471 | SetClip(0); //reset the clipping |
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472 | state = TE_START; |
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473 | return (1); |
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474 | } |
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475 | |||
476 | counter = 0; |
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477 | state = TE_UPDATE_STRING; |
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478 | goto te_update_string; |
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479 | |||
480 | case TE_WAIT_ERASE_EBOX_AREA: |
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481 | te_wait_erase_ebox_area : if(IsDeviceBusy()) return (0); |
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482 | |||
483 | // check if the command given is delete a character |
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484 | if(pTe->pActiveKey->command == TE_DELETE_COM) |
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485 | { |
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486 | *(pTe->pTeOutput + (--pTe->CurrentLength)) = 0; |
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487 | } |
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488 | |||
489 | // position the cursor to the start of string rendering |
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490 | // notice that we need to remove the characters first before we position the cursor when |
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491 | // deleting characters |
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492 | if(GetState(pTe, TE_ECHO_HIDE)) |
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493 | { |
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494 | |||
495 | // fill the area with '*' character so we use the width of this character |
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496 | MoveTo |
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497 | ( |
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498 | pTe->hdr.right - 4 - GOL_EMBOSS_SIZE - (GetTextWidth(hideChar, pTe->pDisplayFont) * (pTe->CurrentLength)), |
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499 | pTe->hdr.top + GOL_EMBOSS_SIZE |
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500 | ); |
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501 | } |
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502 | else |
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503 | { |
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504 | MoveTo |
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505 | ( |
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506 | pTe->hdr.right - 4 - GOL_EMBOSS_SIZE - GetTextWidth(pTe->pTeOutput, pTe->pDisplayFont), |
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507 | pTe->hdr.top + GOL_EMBOSS_SIZE |
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508 | ); |
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509 | } |
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510 | |||
511 | counter = 0; |
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512 | state = TE_UPDATE_STRING; |
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513 | |||
514 | case TE_UPDATE_STRING: |
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515 | te_update_string : |
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516 | |||
517 | //output the text |
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518 | SetColor(pTe->hdr.pGolScheme->TextColor1); |
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519 | SetFont(pTe->pDisplayFont); |
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520 | |||
521 | // this is manually doing the OutText() function but with the capability to replace the |
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522 | // characters to the * character when hide echo is enabled. |
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523 | XcharTmp = *((pTe->pTeOutput) + counter); |
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524 | if(XcharTmp < (unsigned XCHAR)15) |
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525 | { |
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526 | |||
527 | // update is done time to return to start and exit with success |
||
528 | SetClip(0); //reset the clipping |
||
529 | state = TE_START; |
||
530 | return (1); |
||
531 | } |
||
532 | else |
||
533 | { |
||
534 | if(GetState(pTe, TE_ECHO_HIDE)) |
||
535 | OutChar(0x2A); |
||
536 | else |
||
537 | OutChar(XcharTmp); |
||
538 | state = TE_UPDATE_CHARACTERS; |
||
539 | } |
||
540 | |||
541 | case TE_UPDATE_CHARACTERS: |
||
542 | if(IsDeviceBusy()) return (0); |
||
543 | counter++; |
||
544 | state = TE_UPDATE_STRING; |
||
545 | goto te_update_string; |
||
546 | } //end switch |
||
547 | |||
548 | return (1); |
||
549 | } //end TeDraw() |
||
550 | |||
551 | /********************************************************************* |
||
552 | * Function: TeTranslateMsg(TEXTENTRY *pTe, GOL_MSG *pMsg) |
||
553 | * |
||
554 | * Notes: Function to check which key was pressed/released |
||
555 | * |
||
556 | ********************************************************************/ |
||
557 | WORD TeTranslateMsg(TEXTENTRY *pTe, GOL_MSG *pMsg) |
||
558 | { |
||
559 | SHORT NumberOfKeys, param1, param2; |
||
560 | KEYMEMBER *pKeyTemp = NULL; |
||
561 | |||
562 | // Check if disabled first |
||
563 | if(GetState(pTe, TE_DISABLED)) |
||
564 | return (OBJ_MSG_INVALID); |
||
565 | |||
566 | #ifdef USE_TOUCHSCREEN |
||
567 | |||
568 | //find the total number of keys |
||
569 | NumberOfKeys = (pTe->horizontalKeys) * |
||
570 | (pTe->verticalKeys); |
||
571 | param1 = pMsg->param1; |
||
572 | param2 = pMsg->param2; |
||
573 | |||
574 | if((pMsg->type == TYPE_TOUCHSCREEN)) |
||
575 | { |
||
576 | |||
577 | // Check if it falls in the panel of the TextEntry |
||
578 | if |
||
579 | ( |
||
580 | (pTe->hdr.left < pMsg->param1) && |
||
581 | (pTe->hdr.right > pMsg->param1) && |
||
582 | (pTe->hdr.top + (GetTextHeight(pTe->pDisplayFont) + (GOL_EMBOSS_SIZE << 1)) < pMsg->param2) && |
||
583 | (pTe->hdr.bottom > pMsg->param2) |
||
584 | ) |
||
585 | { |
||
586 | |||
587 | /* If it fell inside the TextEntry panel, go through the link list and check which one was pressed |
||
588 | At this point the touch screen event is either EVENT_MOVE or EVENT_PRESS. |
||
589 | */ |
||
590 | |||
591 | //point to the head of the link list |
||
592 | pKeyTemp = pTe->pHeadOfList; |
||
593 | |||
594 | while(pKeyTemp != NULL) |
||
595 | { |
||
596 | if |
||
597 | ( |
||
598 | (pKeyTemp->left < param1) && |
||
599 | (pKeyTemp->right > param1) && |
||
600 | (pKeyTemp->top < param2) && |
||
601 | (pKeyTemp->bottom > param2) |
||
602 | ) |
||
603 | { |
||
604 | if(pMsg->uiEvent == EVENT_RELEASE) |
||
605 | { |
||
606 | pTe->pActiveKey = pKeyTemp; |
||
607 | pKeyTemp->update = TRUE; |
||
608 | |||
609 | if(pTe->pActiveKey->state == TE_KEY_PRESSED) |
||
610 | { |
||
611 | if(pKeyTemp->command == 0) |
||
612 | return (TE_MSG_ADD_CHAR); |
||
613 | |||
614 | //command for a TE_DELETE_COM key |
||
615 | if(pKeyTemp->command == TE_DELETE_COM) |
||
616 | return (TE_MSG_DELETE); |
||
617 | |||
618 | //command for a TE_SPACE_COM key 0x20 |
||
619 | if(pKeyTemp->command == TE_SPACE_COM) |
||
620 | return (TE_MSG_SPACE); |
||
621 | |||
622 | //command for a TE_ENTER_COM key |
||
623 | if(pKeyTemp->command == TE_ENTER_COM) |
||
624 | return (TE_MSG_ENTER); |
||
625 | } |
||
626 | |||
627 | // this is a catch all backup |
||
628 | return (TE_MSG_RELEASED); |
||
629 | } |
||
630 | else |
||
631 | { |
||
632 | |||
633 | // to shift the press to another key make sure that there are no other |
||
634 | // keys currently pressed. If there is one it must be released first. |
||
635 | // check if there are previously pressed keys |
||
636 | if(GetState(pTe, TE_KEY_PRESSED)) |
||
637 | { |
||
638 | |||
639 | // there is a key being pressed. |
||
640 | if(pKeyTemp->index != pTe->pActiveKey->index) |
||
641 | { |
||
642 | |||
643 | // release the currently pressed key first |
||
644 | pTe->pActiveKey->update = TRUE; |
||
645 | return (TE_MSG_RELEASED); |
||
646 | } |
||
647 | } |
||
648 | else |
||
649 | { |
||
650 | |||
651 | // check if the active key is not pressed |
||
652 | // if not, set to press since the current touch event |
||
653 | // is either move or press |
||
654 | // check if there is an active key already set |
||
655 | // if none, set the current key as active and return a pressed mesage |
||
656 | if(pTe->pActiveKey == NULL) |
||
657 | { |
||
658 | pTe->pActiveKey = pKeyTemp; |
||
659 | pKeyTemp->update = TRUE; |
||
660 | return (TE_MSG_PRESSED); |
||
661 | } |
||
662 | |||
663 | if(pTe->pActiveKey->state != TE_KEY_PRESSED) |
||
664 | { |
||
665 | pTe->pActiveKey = pKeyTemp; |
||
666 | pKeyTemp->update = TRUE; |
||
667 | return (TE_MSG_PRESSED); |
||
668 | } |
||
669 | else |
||
670 | { |
||
671 | return (OBJ_MSG_INVALID); |
||
672 | } |
||
673 | } |
||
674 | } |
||
675 | } |
||
676 | else |
||
677 | { |
||
678 | |||
679 | // if the key is in the pressed state and current touch is not here |
||
680 | // then it has to be redrawn |
||
681 | if(pKeyTemp->state == TE_KEY_PRESSED) |
||
682 | { |
||
683 | pTe->pActiveKey = pKeyTemp; |
||
684 | pKeyTemp->update = TRUE; |
||
685 | return (TE_MSG_RELEASED); |
||
686 | } |
||
687 | } |
||
688 | |||
689 | //access the next link list |
||
690 | pKeyTemp = pKeyTemp->pNextKey; |
||
691 | } //end while |
||
692 | } |
||
693 | else |
||
694 | { |
||
695 | if((pMsg->uiEvent == EVENT_MOVE) && (GetState(pTe, TE_KEY_PRESSED))) |
||
696 | { |
||
697 | pTe->pActiveKey->update = TRUE; |
||
698 | return (TE_MSG_RELEASED); |
||
699 | } |
||
700 | } |
||
701 | } |
||
702 | |||
703 | return (OBJ_MSG_INVALID); |
||
704 | #endif // USE_TOUCHSCREEN |
||
705 | } //end TeTranslateMsg() |
||
706 | |||
707 | /********************************************************************* |
||
708 | * Function: TeMsgDefault(WORD translatedMsg, TEXTENTRY *pTe, GOL_MSG* pMsg) |
||
709 | * |
||
710 | * |
||
711 | * Notes: This the default operation to change the state of the key. |
||
712 | * Called inside GOLMsg() when GOLMsgCallback() returns a 1. |
||
713 | * |
||
714 | ********************************************************************/ |
||
715 | void TeMsgDefault(WORD translatedMsg, TEXTENTRY *pTe, GOL_MSG *pMsg) |
||
716 | { |
||
717 | switch(translatedMsg) |
||
718 | { |
||
719 | case TE_MSG_DELETE: |
||
720 | SetState(pTe, TE_UPDATE_KEY | TE_UPDATE_TEXT); |
||
721 | break; |
||
722 | |||
723 | case TE_MSG_SPACE: |
||
724 | TeSpaceChar(pTe); |
||
725 | SetState(pTe, TE_UPDATE_KEY | TE_UPDATE_TEXT); |
||
726 | break; |
||
727 | |||
728 | case TE_MSG_ENTER: |
||
729 | SetState(pTe, TE_UPDATE_KEY); |
||
730 | break; |
||
731 | |||
732 | case TE_MSG_ADD_CHAR: |
||
733 | TeAddChar(pTe); |
||
734 | SetState(pTe, TE_UPDATE_KEY | TE_UPDATE_TEXT); |
||
735 | break; |
||
736 | |||
737 | case TE_MSG_PRESSED: |
||
738 | (pTe->pActiveKey)->state = TE_KEY_PRESSED; |
||
739 | SetState(pTe, TE_KEY_PRESSED | TE_UPDATE_KEY); |
||
740 | return; |
||
741 | |||
742 | case TE_MSG_RELEASED: |
||
743 | (pTe->pActiveKey)->state = 0; |
||
744 | ClrState(pTe, TE_KEY_PRESSED); // reset pressed |
||
745 | SetState(pTe, TE_UPDATE_KEY); // redraw |
||
746 | return; |
||
747 | } |
||
748 | |||
749 | if(pTe->pActiveKey != NULL) |
||
750 | (pTe->pActiveKey)->state = 0; |
||
751 | ClrState(pTe, TE_KEY_PRESSED); |
||
752 | } |
||
753 | |||
754 | /********************************************************************* |
||
755 | * Function: void TeClearBuffer(TEXTENTRY *pTe) |
||
756 | * |
||
757 | * Notes: This function will clear the edibox and the buffer. |
||
758 | * You must set the drawing state bit TE_UPDATE_TEXT |
||
759 | * to update the TEXTENTRY on the screen. |
||
760 | * |
||
761 | ********************************************************************/ |
||
762 | void TeClearBuffer(TEXTENTRY *pTe) |
||
763 | { |
||
764 | WORD i; |
||
765 | |||
766 | //clear the buffer |
||
767 | for(i = 0; i < (pTe->outputLenMax); i++) |
||
768 | { |
||
769 | *(pTe->pTeOutput + i) = 0; |
||
770 | } |
||
771 | |||
772 | pTe->CurrentLength = 0; |
||
773 | } |
||
774 | |||
775 | /********************************************************************* |
||
776 | * Function: void TeSetBuffer(TEXTENTRY *pTe, XCHAR *pText, WORD size) |
||
777 | * |
||
778 | * Notes: This function will replace the currently used buffer. |
||
779 | * MaxSize defines the length of the buffer. Buffer must be |
||
780 | * a NULL terminated string. |
||
781 | * |
||
782 | ********************************************************************/ |
||
783 | void TeSetBuffer(TEXTENTRY *pTe, XCHAR *pText, WORD MaxSize) |
||
784 | { |
||
785 | WORD count = 0; |
||
786 | XCHAR *pTemp; |
||
787 | |||
788 | pTemp = pText; |
||
789 | |||
790 | while(*pTemp != 0) |
||
791 | { |
||
792 | if(count >= MaxSize) |
||
793 | break; |
||
794 | *pTemp++; |
||
795 | count++; |
||
796 | } |
||
797 | |||
798 | // terminate the string |
||
799 | *pTemp = 0; |
||
800 | |||
801 | pTe->CurrentLength = count; |
||
802 | pTe->outputLenMax = MaxSize-1; |
||
803 | pTe->pTeOutput = pText; |
||
804 | } |
||
805 | |||
806 | /********************************************************************* |
||
807 | * Function: BOOL TeIsKeyPressed(TEXTENTRY *pTe,WORD index) |
||
808 | * |
||
809 | * Notes: This function will check if the key was pressed. If no |
||
810 | * key was pressed it will return FALSE. |
||
811 | * |
||
812 | ********************************************************************/ |
||
813 | BOOL TeIsKeyPressed(TEXTENTRY *pTe, WORD index) |
||
814 | { |
||
815 | KEYMEMBER *pTemp; |
||
816 | |||
817 | pTemp = pTe->pHeadOfList; |
||
818 | |||
819 | //search the key using the given index |
||
820 | while(index != pTemp->index) |
||
821 | { |
||
822 | |||
823 | // catch all check |
||
824 | if(pTemp == NULL) |
||
825 | return (FALSE); |
||
826 | pTemp = pTemp->pNextKey; |
||
827 | } |
||
828 | |||
829 | if(pTemp->state == TE_KEY_PRESSED) |
||
830 | { |
||
831 | return (TRUE); |
||
832 | } |
||
833 | else |
||
834 | { |
||
835 | return (FALSE); |
||
836 | } |
||
837 | } |
||
838 | |||
839 | /********************************************************************* |
||
840 | * Function: BOOL TeSetKeyCommand(TEXTENTRY *pTe,WORD index,WORD command) |
||
841 | * |
||
842 | * Notes: This function will assign a command to a particular key. |
||
843 | * Returns TRUE if sucessful and FALSE if not. |
||
844 | * |
||
845 | ********************************************************************/ |
||
846 | BOOL TeSetKeyCommand(TEXTENTRY *pTe, WORD index, WORD command) |
||
847 | { |
||
848 | KEYMEMBER *pTemp; |
||
849 | |||
850 | pTemp = pTe->pHeadOfList; |
||
851 | |||
852 | //search the key using the given index |
||
853 | while(index != pTemp->index) |
||
854 | { |
||
855 | |||
856 | // catch all check |
||
857 | if(pTemp == NULL) |
||
858 | return (FALSE); |
||
859 | pTemp = pTemp->pNextKey; |
||
860 | } |
||
861 | |||
862 | pTemp->command = command; |
||
863 | return (TRUE); |
||
864 | } |
||
865 | |||
866 | /********************************************************************* |
||
867 | * Function: TeGetKeyCommand(pTe, index) |
||
868 | * |
||
869 | * Notes: This function will return the currently used command by a key |
||
870 | * with the given index. |
||
871 | * |
||
872 | ********************************************************************/ |
||
873 | WORD TeGetKeyCommand(TEXTENTRY *pTe, WORD index) |
||
874 | { |
||
875 | KEYMEMBER *pTemp; |
||
876 | |||
877 | pTemp = pTe->pHeadOfList; |
||
878 | |||
879 | //search the key using the given index |
||
880 | while(index != pTemp->index) |
||
881 | { |
||
882 | |||
883 | // catch all check |
||
884 | if(pTemp == NULL) |
||
885 | return (0); |
||
886 | pTemp = pTemp->pNextKey; |
||
887 | } |
||
888 | |||
889 | return (pTemp->command); |
||
890 | } |
||
891 | |||
892 | /********************************************************************* |
||
893 | * Function: BOOL TeSetKeyText(TEXTENTRY *pTe,WORD index, XCHAR *pText) |
||
894 | * |
||
895 | * Notes: This function will set the string associated with the key |
||
896 | * with the new string pText. The key to be modified is determined |
||
897 | * by the index. Returns TRUE if sucessful and FALSE if not. |
||
898 | * |
||
899 | ********************************************************************/ |
||
900 | BOOL TeSetKeyText(TEXTENTRY *pTe, WORD index, XCHAR *pText) |
||
901 | { |
||
902 | KEYMEMBER *pTemp; |
||
903 | |||
904 | pTemp = pTe->pHeadOfList; |
||
905 | |||
906 | //search the key using the given index |
||
907 | while(index != pTemp->index) |
||
908 | { |
||
909 | // catch all check |
||
910 | if(pTemp == NULL) |
||
911 | return (FALSE); |
||
912 | pTemp = pTemp->pNextKey; |
||
913 | } |
||
914 | |||
915 | // Set the the text |
||
916 | pTemp->pKeyName = pText; |
||
917 | |||
918 | return (TRUE); |
||
919 | } |
||
920 | |||
921 | |||
922 | /********************************************************************* |
||
923 | * Function: KEYMEMBER *TeCreateKeyMembers(TEXTENTRY *pTe,XCHAR *pText[]) |
||
924 | * |
||
925 | * Notes: This function will create the members of the list |
||
926 | * |
||
927 | ********************************************************************/ |
||
928 | KEYMEMBER *TeCreateKeyMembers(TEXTENTRY *pTe, XCHAR *pText[]) |
||
929 | { |
||
930 | SHORT NumberOfKeys, width, height; |
||
931 | SHORT keyTop, keyLeft; |
||
932 | WORD rowcount, colcount; |
||
933 | WORD index = 0; |
||
934 | |||
935 | KEYMEMBER *pKl = NULL; //link list |
||
936 | KEYMEMBER *pTail = NULL; |
||
937 | |||
938 | // determine starting positions of the keys |
||
939 | keyTop = pTe->hdr.top + |
||
940 | GetTextHeight(pTe->pDisplayFont) + |
||
941 | (GOL_EMBOSS_SIZE << 1); |
||
942 | keyLeft = pTe->hdr.left; // + GOL_EMBOSS_SIZE; |
||
943 | |||
944 | //calculate the total number of keys, and width and height of each key |
||
945 | NumberOfKeys = pTe->horizontalKeys * |
||
946 | pTe->verticalKeys; |
||
947 | width = (pTe->hdr.right - keyLeft + 1) / pTe->horizontalKeys; |
||
948 | height = (pTe->hdr.bottom - keyTop + 1) / pTe->verticalKeys; |
||
949 | |||
950 | /*create the list and calculate the coordinates of each bottom, and the textwidth/textheight of each font*/ |
||
951 | |||
952 | //Add a list for each key |
||
953 | for(colcount = 0; colcount < pTe->verticalKeys; colcount++) |
||
954 | { |
||
955 | for(rowcount = 0; rowcount < pTe->horizontalKeys; rowcount++) |
||
956 | { |
||
957 | |||
958 | //get storage for new entry |
||
959 | pKl = (KEYMEMBER *)GFX_malloc(sizeof(KEYMEMBER)); |
||
960 | if(pKl == NULL) |
||
961 | return (NULL); |
||
962 | if(pTe->pHeadOfList == NULL) |
||
963 | pTe->pHeadOfList = pKl; |
||
964 | if(pTail == NULL) |
||
965 | { |
||
966 | pTail = pKl; |
||
967 | } |
||
968 | else |
||
969 | { |
||
970 | pTail->pNextKey = pKl; |
||
971 | pTail = pTail->pNextKey; |
||
972 | } |
||
973 | |||
974 | //set the index for the new list |
||
975 | pKl->index = index; |
||
976 | |||
977 | // set update flag to off |
||
978 | pKl->update = FALSE; |
||
979 | |||
980 | //calculate the x-y coordinate for each key |
||
981 | pKl->left = keyLeft + (rowcount * width); |
||
982 | pKl->top = keyTop + (colcount * height); |
||
983 | pKl->right = keyLeft + ((rowcount + 1) * width); |
||
984 | pKl->bottom = keyTop + ((colcount + 1) * height); |
||
985 | |||
986 | //Add the text to the list and increase the index |
||
987 | pKl->pKeyName = pText[index++]; |
||
988 | |||
989 | //set the COMMAND to NULL for all keys |
||
990 | pKl->command = 0; |
||
991 | |||
992 | //calculate the textwidth, textheight |
||
993 | pKl->textWidth = 0; |
||
994 | pKl->textHeight = 0; |
||
995 | if(pKl->pKeyName != NULL) |
||
996 | { |
||
997 | |||
998 | // Calculate the text width & height |
||
999 | pKl->textWidth = GetTextWidth(pKl->pKeyName, pTe->hdr.pGolScheme->pFont); |
||
1000 | pKl->textHeight = GetTextHeight(pTe->hdr.pGolScheme->pFont); |
||
1001 | } //end if |
||
1002 | } //end for |
||
1003 | } //end for |
||
1004 | |||
1005 | pTail->pNextKey = NULL; |
||
1006 | |||
1007 | return (pKl); |
||
1008 | } |
||
1009 | |||
1010 | /********************************************************************* |
||
1011 | * Function: void TeDelKeyMembers(TEXTENTRY *pTe) |
||
1012 | * |
||
1013 | * Notes: This function will delete the members of the list |
||
1014 | ********************************************************************/ |
||
1015 | void TeDelKeyMembers(TEXTENTRY *pTe) |
||
1016 | { |
||
1017 | KEYMEMBER *pCurItem; |
||
1018 | KEYMEMBER *pItem; |
||
1019 | |||
1020 | pCurItem = pTe->pHeadOfList; |
||
1021 | |||
1022 | while(pCurItem != NULL) |
||
1023 | { |
||
1024 | pItem = pCurItem; |
||
1025 | pCurItem = pCurItem->pNextKey; |
||
1026 | GFX_free(pItem); |
||
1027 | } |
||
1028 | |||
1029 | pTe->pHeadOfList = NULL; |
||
1030 | } |
||
1031 | |||
1032 | /********************************************************************* |
||
1033 | * Function: void TeSpaceChar(TEXTENTRY *pTe) |
||
1034 | * |
||
1035 | * Notes: This function will add a space to the buffer/editbox |
||
1036 | ********************************************************************/ |
||
1037 | void TeSpaceChar(TEXTENTRY *pTe) |
||
1038 | { |
||
1039 | |||
1040 | //first determine if the array has not overflown |
||
1041 | if((pTe->CurrentLength) < pTe->outputLenMax) |
||
1042 | { |
||
1043 | *(pTe->pTeOutput + (pTe->CurrentLength)) = 0x20; |
||
1044 | *(pTe->pTeOutput + (pTe->CurrentLength) + 1) = 0; |
||
1045 | } //end if |
||
1046 | (pTe->CurrentLength)++; |
||
1047 | } |
||
1048 | |||
1049 | /********************************************************************* |
||
1050 | * Function: void TeAddChar(TEXTENTRY *pTe) |
||
1051 | * |
||
1052 | * Notes: This function will add a character to the buffer/editbox |
||
1053 | ********************************************************************/ |
||
1054 | void TeAddChar(TEXTENTRY *pTe) |
||
1055 | { |
||
1056 | XCHAR *pPoint; |
||
1057 | |||
1058 | //first determine if the array has not overflown |
||
1059 | if((pTe->CurrentLength) < pTe->outputLenMax) |
||
1060 | { |
||
1061 | pPoint = (pTe->pActiveKey)->pKeyName; |
||
1062 | while(*(pPoint) != 0) |
||
1063 | { |
||
1064 | *(pTe->pTeOutput + (pTe->CurrentLength)) = *(pPoint)++; |
||
1065 | } |
||
1066 | } //end if |
||
1067 | else |
||
1068 | { |
||
1069 | |||
1070 | // it is full ignore the added key |
||
1071 | return; |
||
1072 | } |
||
1073 | |||
1074 | (pTe->CurrentLength)++; |
||
1075 | // add the string terminator |
||
1076 | *(pTe->pTeOutput + pTe->CurrentLength) = 0; |
||
1077 | } |
||
1078 | |||
1079 | #endif // USE_TEXTENTRY |
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