GUICharP.c
上传用户:zbk8730
上传日期:2017-08-10
资源大小:12168k
文件大小:4k
- /*
- *********************************************************************************************************
- * uC/GUI
- * Universal graphic software for embedded applications
- *
- * (c) Copyright 2002, Micrium Inc., Weston, FL
- * (c) Copyright 2002, SEGGER Microcontroller Systeme GmbH
- *
- * 礐/GUI is protected by international copyright laws. Knowledge of the
- * source code may not be used to write a similar product. This file may
- * only be used in accordance with a license and should not be redistributed
- * in any way. We appreciate your understanding and fairness.
- *
- ----------------------------------------------------------------------
- File : GUICharP.C
- Purpose : Implementation of Proportional fonts
- ---------------------------END-OF-HEADER------------------------------
- */
- #include <stddef.h> /* needed for definition of NULL */
- #include "GUI_Private.H"
-
- /*
- ***********************************************************
- * *
- * Proprotional fonts *
- * *
- ***********************************************************
- */
- static const GUI_FONT_PROP* GUIPROP_FindChar(const GUI_FONT_PROP* pProp, U16P c) {
- for (; pProp; pProp=(GUI_FONT_PROP*) pProp->pNext) {
- if ((c>=pProp->First) && (c<=pProp->Last))
- break;
- }
- return pProp;
- }
- void GUIPROP_DispChar(U16P c) {
- int BytesPerLine;
- GUI_DRAWMODE DrawMode = GUI_Context.TextMode;
- const GUI_FONT_PROP* pProp = GUIPROP_FindChar(GUI_Context.pAFont->p.pProp, c);
- if (pProp) {
- GUI_DRAWMODE OldDrawMode;
- const GUI_CHARINFO* pCharInfo = pProp->paCharInfo+(c-pProp->First);
- BytesPerLine = pCharInfo->BytesPerLine;
- OldDrawMode = LCD_SetDrawMode(DrawMode);
- LCD_DrawBitmap( GUI_Context.DispPosX, GUI_Context.DispPosY,
- pCharInfo->XSize,
- GUI_Context.pAFont->YSize,
- GUI_Context.pAFont->XMag,
- GUI_Context.pAFont->YMag,
- 1, /* Bits per Pixel */
- BytesPerLine,
- (U8 const *)pCharInfo->pData,
- NULL /* no palette means default palette */
- );
- /* Fill empty pixel lines */
- if (GUI_Context.pAFont->YDist > GUI_Context.pAFont->YSize) {
- int YMag = GUI_Context.pAFont->YMag;
- int YDist = GUI_Context.pAFont->YDist * YMag;
- int YSize = GUI_Context.pAFont->YSize * YMag;
- if (DrawMode != LCD_DRAWMODE_TRANS) {
- LCD_COLOR OldColor = GUI_GetColor();
- GUI_SetColor(GUI_GetBkColor());
- LCD_FillRect(GUI_Context.DispPosX,
- GUI_Context.DispPosY + YSize,
- GUI_Context.DispPosX + pCharInfo->XSize,
- GUI_Context.DispPosY + YDist);
- GUI_SetColor(OldColor);
- }
- }
- LCD_SetDrawMode(OldDrawMode); /* Restore draw mode */
- GUI_Context.DispPosX += pCharInfo->XDist;
- }
- }
- int GUIPROP_GetCharDistX(U16P c) {
- const GUI_FONT_PROP* pProp = GUIPROP_FindChar(GUI_Context.pAFont->p.pProp, c);
- return (pProp) ? (pProp->paCharInfo+(c-pProp->First))->XSize : 0;
- }
- void GUIPROP_GetFontInfo(void*pFont, GUI_FONTINFO* pfi) {
- GUI_USE_PARA(pFont);
- pfi->Flags = GUI_FONTINFO_FLAG_PROP;
- }
- char GUIPROP_IsInFont(void*pFont, U16 c) {
- const GUI_FONT_PROP* pProp = GUIPROP_FindChar(((GUI_FONT*)pFont)->p.pProp, c);
- return (pProp==NULL) ? 0 : 1;
- }