ugfx/src/gwin/gwin.c

266 lines
7.5 KiB
C

/*
* This file is subject to the terms of the GFX License, v1.0. If a copy of
* the license was not distributed with this file, you can obtain one at:
*
* http://chibios-gfx.com/license.html
*/
#include "gfx.h"
#if GFX_USE_GWIN
#include "gwin/class_gwin.h"
static const gwinVMT basegwinVMT = {
"GWIN", // The classname
0, // The destroy routine
0, // The after-clear routine
};
static font_t defaultFont;
// Internal routine for use by GWIN components only
// Initialise a window creating it dynamicly if required.
GHandle _gwinInit(GWindowObject *pgw, coord_t x, coord_t y, coord_t width, coord_t height, size_t size, const gwinVMT *vmt) {
coord_t w, h;
// Check the window size against the screen size
w = gdispGetWidth();
h = gdispGetHeight();
if (x < 0) { width += x; x = 0; }
if (y < 0) { height += y; y = 0; }
if (x >= w || y >= h) return 0;
if (x+width > w) width = w - x;
if (y+height > h) height = h - y;
// Allocate the structure if necessary
if (!pgw) {
if (!(pgw = (GWindowObject *)gfxAlloc(size)))
return 0;
pgw->flags = GWIN_FLG_DYNAMIC;
} else
pgw->flags = 0;
// Initialise all basic fields
pgw->vmt = vmt;
pgw->x = x;
pgw->y = y;
pgw->width = width;
pgw->height = height;
pgw->color = White;
pgw->bgcolor = Black;
#if GDISP_NEED_TEXT
pgw->font = defaultFont;
#endif
return (GHandle)pgw;
}
GHandle gwinCreateWindow(GWindowObject *pgw, coord_t x, coord_t y, coord_t width, coord_t height) {
return _gwinInit(pgw, x, y, width, height, sizeof(GWindowObject), &basegwinVMT);
}
void gwinDestroy(GHandle gh) {
if (gh->vmt->Destroy)
gh->vmt->Destroy(gh);
// Clean up the structure
if (gh->flags & GWIN_FLG_DYNAMIC) {
gh->flags = 0; // To be sure, to be sure
gfxFree((void *)gh);
}
}
const char *gwinGetClassName(GHandle gh) {
return gh->vmt->classname;
}
#if GDISP_NEED_TEXT
void gwinSetDefaultFont(font_t font) {
defaultFont = font;
}
void gwinSetFont(GHandle gh, font_t font) {
gh->font = font;
}
#endif
void gwinClear(GHandle gh) {
#if GDISP_NEED_CLIP
gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
gdispFillArea(gh->x, gh->y, gh->width, gh->height, gh->bgcolor);
if (gh->vmt->AfterClear)
gh->vmt->AfterClear(gh);
}
void gwinDrawPixel(GHandle gh, coord_t x, coord_t y) {
#if GDISP_NEED_CLIP
gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
gdispDrawPixel(gh->x+x, gh->y+y, gh->color);
}
void gwinDrawLine(GHandle gh, coord_t x0, coord_t y0, coord_t x1, coord_t y1) {
#if GDISP_NEED_CLIP
gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
gdispDrawLine(gh->x+x0, gh->y+y0, gh->x+x1, gh->y+y1, gh->color);
}
void gwinDrawBox(GHandle gh, coord_t x, coord_t y, coord_t cx, coord_t cy) {
#if GDISP_NEED_CLIP
gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
gdispDrawBox(gh->x+x, gh->y+y, cx, cy, gh->color);
}
void gwinFillArea(GHandle gh, coord_t x, coord_t y, coord_t cx, coord_t cy) {
#if GDISP_NEED_CLIP
gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
gdispFillArea(gh->x+x, gh->y+y, cx, cy, gh->color);
}
void gwinBlitArea(GHandle gh, coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t srcx, coord_t srcy, coord_t srccx, const pixel_t *buffer) {
#if GDISP_NEED_CLIP
gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
gdispBlitAreaEx(gh->x+x, gh->y+y, cx, cy, srcx, srcy, srccx, buffer);
}
#if GDISP_NEED_CIRCLE
void gwinDrawCircle(GHandle gh, coord_t x, coord_t y, coord_t radius) {
#if GDISP_NEED_CLIP
gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
gdispDrawCircle(gh->x+x, gh->y+y, radius, gh->color);
}
void gwinFillCircle(GHandle gh, coord_t x, coord_t y, coord_t radius) {
#if GDISP_NEED_CLIP
gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
gdispFillCircle(gh->x+x, gh->y+y, radius, gh->color);
}
#endif
#if GDISP_NEED_ELLIPSE
void gwinDrawEllipse(GHandle gh, coord_t x, coord_t y, coord_t a, coord_t b) {
#if GDISP_NEED_CLIP
gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
gdispDrawEllipse(gh->x+x, gh->y+y, a, b, gh->color);
}
void gwinFillEllipse(GHandle gh, coord_t x, coord_t y, coord_t a, coord_t b) {
#if GDISP_NEED_CLIP
gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
gdispFillEllipse(gh->x+x, gh->y+y, a, b, gh->color);
}
#endif
#if GDISP_NEED_ARC
void gwinDrawArc(GHandle gh, coord_t x, coord_t y, coord_t radius, coord_t startangle, coord_t endangle) {
#if GDISP_NEED_CLIP
gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
gdispDrawArc(gh->x+x, gh->y+y, radius, startangle, endangle, gh->color);
}
void gwinFillArc(GHandle gh, coord_t x, coord_t y, coord_t radius, coord_t startangle, coord_t endangle) {
#if GDISP_NEED_CLIP
gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
gdispFillArc(gh->x+x, gh->y+y, radius, startangle, endangle, gh->color);
}
#endif
#if GDISP_NEED_PIXELREAD
color_t gwinGetPixelColor(GHandle gh, coord_t x, coord_t y) {
#if GDISP_NEED_CLIP
gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
return gdispGetPixelColor(gh->x+x, gh->y+y);
}
#endif
#if GDISP_NEED_TEXT
void gwinDrawChar(GHandle gh, coord_t x, coord_t y, char c) {
if (!gh->font) return;
#if GDISP_NEED_CLIP
gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
gdispDrawChar(gh->x+x, gh->y+y, c, gh->font, gh->color);
}
void gwinFillChar(GHandle gh, coord_t x, coord_t y, char c) {
if (!gh->font) return;
#if GDISP_NEED_CLIP
gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
gdispFillChar(gh->x+x, gh->y+y, c, gh->font, gh->color, gh->bgcolor);
}
void gwinDrawString(GHandle gh, coord_t x, coord_t y, const char *str) {
if (!gh->font) return;
#if GDISP_NEED_CLIP
gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
gdispDrawString(gh->x+x, gh->y+y, str, gh->font, gh->color);
}
void gwinFillString(GHandle gh, coord_t x, coord_t y, const char *str) {
if (!gh->font) return;
#if GDISP_NEED_CLIP
gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
gdispFillString(gh->x+x, gh->y+y, str, gh->font, gh->color, gh->bgcolor);
}
void gwinDrawStringBox(GHandle gh, coord_t x, coord_t y, coord_t cx, coord_t cy, const char* str, justify_t justify) {
if (!gh->font) return;
#if GDISP_NEED_CLIP
gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
gdispDrawStringBox(gh->x+x, gh->y+y, cx, cy, str, gh->font, gh->color, justify);
}
void gwinFillStringBox(GHandle gh, coord_t x, coord_t y, coord_t cx, coord_t cy, const char* str, justify_t justify) {
if (!gh->font) return;
#if GDISP_NEED_CLIP
gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
gdispFillStringBox(gh->x+x, gh->y+y, cx, cy, str, gh->font, gh->color, gh->bgcolor, justify);
}
#endif
#if GDISP_NEED_CONVEX_POLYGON
void gwinDrawPoly(GHandle gh, coord_t tx, coord_t ty, const point *pntarray, unsigned cnt) {
#if GDISP_NEED_CLIP
gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
gdispDrawPoly(tx+gh->x, ty+gh->y, pntarray, cnt, gh->color);
}
void gwinFillConvexPoly(GHandle gh, coord_t tx, coord_t ty, const point *pntarray, unsigned cnt) {
#if GDISP_NEED_CLIP
gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
gdispFillConvexPoly(tx+gh->x, ty+gh->y, pntarray, cnt, gh->color);
}
#endif
#if GDISP_NEED_IMAGE
gdispImageError gwinImageDraw(GHandle gh, gdispImage *img, coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t sx, coord_t sy) {
#if GDISP_NEED_CLIP
gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
return gdispImageDraw(img, gh->x+x, gh->y+y, cx, cy, sx, sy);
}
#endif
#endif /* GFX_USE_GWIN */
/** @} */