1 files changed, 400 insertions, 0 deletions
diff --git a/src/gwin/gwin.c b/src/gwin/gwin.c
new file mode 100644
index 00000000..eb51b89a
--- /dev/null
+++ b/src/gwin/gwin.c
@@ -0,0 +1,400 @@
+/*
+ * This file is subject to the terms of the GFX License. If a copy of
+ * the license was not distributed with this file, you can obtain one at:
+ *
+ *              http://ugfx.org/license.html
+ */
+
+/**
+ * @file	src/gwin/gwin_gwin.c
+ * @brief	GWIN sub-system code
+ */
+
+#include "gfx.h"
+
+#if GFX_USE_GWIN
+
+#include "gwin_class.h"
+
+#include <string.h>
+
+/*-----------------------------------------------
+ * Data
+ *-----------------------------------------------*/
+
+static const gwinVMT basegwinVMT = {
+		"GWIN",					// The classname
+		sizeof(GWindowObject),	// The object size
+		0,						// The destroy routine
+		0,						// The redraw routine
+		0,						// The after-clear routine
+};
+
+static color_t	defaultFgColor = White;
+static color_t	defaultBgColor = Black;
+#if GDISP_NEED_TEXT
+	static font_t	defaultFont;
+#endif
+
+/*-----------------------------------------------
+ * Helper Routines
+ *-----------------------------------------------*/
+
+/*-----------------------------------------------
+ * Class Routines
+ *-----------------------------------------------*/
+
+void _gwinInit(void)
+{
+	extern void _gwmInit(void);
+
+	_gwmInit();
+	#if GWIN_NEED_WIDGET
+		extern void _gwidgetInit(void);
+
+		_gwidgetInit();
+	#endif
+	#if GWIN_NEED_CONTAINERS
+		extern void _gcontainerInit(void);
+
+		_gcontainerInit();
+	#endif
+}
+
+void _gwinDeinit(void)
+{
+	extern void _gwmDeinit(void);
+
+	#if GWIN_NEED_CONTAINERS
+		extern void _gcontainerDeinit(void);
+
+		_gcontainerDeinit();
+	#endif
+	#if GWIN_NEED_WIDGET
+		extern void _gwidgetDeinit(void);
+
+		_gwidgetDeinit();
+	#endif
+
+	_gwmDeinit();
+}
+
+// Internal routine for use by GWIN components only
+// Initialise a window creating it dynamically if required.
+GHandle _gwindowCreate(GDisplay *g, GWindowObject *pgw, const GWindowInit *pInit, const gwinVMT *vmt, uint32_t flags) {
+	// Allocate the structure if necessary
+	if (!pgw) {
+		if (!(pgw = gfxAlloc(vmt->size)))
+			return 0;
+		pgw->flags = flags|GWIN_FLG_DYNAMIC;
+	} else
+		pgw->flags = flags;
+	
+	// Initialise all basic fields
+	pgw->display = g;
+	pgw->vmt = vmt;
+	pgw->color = defaultFgColor;
+	pgw->bgcolor = defaultBgColor;
+	#if GDISP_NEED_TEXT
+		pgw->font = defaultFont;
+	#endif
+
+	// Make sure we don't create nasty problems for ourselves
+	if (vmt->size > sizeof(GWindowObject))
+		memset(pgw+1, 0, vmt->size - sizeof(GWindowObject));
+
+	if (!_gwinWMAdd(pgw, pInit)) {
+		if ((pgw->flags & GWIN_FLG_DYNAMIC))
+			gfxFree(pgw);
+		return 0;
+	}
+
+	return (GHandle)pgw;
+}
+
+// Internal routine for use by GWIN components only
+void _gwinDestroy(GHandle gh, GRedrawMethod how) {
+	if (!gh)
+		return;
+
+	// Make the window invisible
+	gwinSetVisible(gh, FALSE);
+
+	// Make sure it is flushed first - must be REDRAW_WAIT or REDRAW_INSESSION
+	_gwinFlushRedraws(how);
+
+	#if GWIN_NEED_CONTAINERS
+		// Notify the parent it is about to be deleted
+		if (gh->parent && ((gcontainerVMT *)gh->parent->vmt)->NotifyDelete)
+			((gcontainerVMT *)gh->parent->vmt)->NotifyDelete(gh->parent, gh);
+	#endif
+
+	// Remove from the window manager
+	#if GWIN_NEED_WINDOWMANAGER
+		_GWINwm->vmt->Delete(gh);
+	#endif
+
+	// Class destroy routine
+	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);
+	} else
+		gh->flags = 0;							// To be sure, to be sure
+}
+
+/*-----------------------------------------------
+ * Routines that affect all windows
+ *-----------------------------------------------*/
+
+void gwinClearInit(GWindowInit *pwi) {
+	char		*p;
+	unsigned	len;
+
+	for(p = (char *)pwi, len = sizeof(GWindowInit); len; len--)
+		*p++ = 0;
+}
+
+void gwinSetDefaultColor(color_t clr) {
+	defaultFgColor = clr;
+}
+
+color_t gwinGetDefaultColor(void) {
+	return defaultFgColor;
+}
+
+void gwinSetDefaultBgColor(color_t bgclr) {
+	defaultBgColor = bgclr;
+}
+
+color_t gwinGetDefaultBgColor(void) {
+	return defaultBgColor;
+}
+
+#if GDISP_NEED_TEXT
+	void gwinSetDefaultFont(font_t font) {
+		defaultFont = font;
+	}
+
+	font_t gwinGetDefaultFont(void) {
+		return defaultFont;
+	}
+#endif
+
+/*-----------------------------------------------
+ * The GWindow Routines
+ *-----------------------------------------------*/
+
+GHandle gwinGWindowCreate(GDisplay *g, GWindowObject *pgw, const GWindowInit *pInit) {
+	if (!(pgw = _gwindowCreate(g, pgw, pInit, &basegwinVMT, 0)))
+		return 0;
+
+	gwinSetVisible(pgw, pInit->show);
+
+	return pgw;
+}
+
+void gwinDestroy(GHandle gh) {
+	_gwinDestroy(gh, REDRAW_WAIT);
+}
+
+const char *gwinGetClassName(GHandle gh) {
+	return gh->vmt->classname;
+}
+
+bool_t gwinGetVisible(GHandle gh) {
+	return (gh->flags & GWIN_FLG_SYSVISIBLE) ? TRUE : FALSE;
+}
+
+bool_t gwinGetEnabled(GHandle gh) {
+	return (gh->flags & GWIN_FLG_SYSENABLED) ? TRUE : FALSE;
+}
+
+#if GDISP_NEED_TEXT
+	void gwinSetFont(GHandle gh, font_t font) {
+		gh->font = font;
+	}
+#endif
+
+void gwinClear(GHandle gh) {
+	/*
+	 * Don't render anything when the window is not visible but 
+	 * still call the AfterClear() routine as some widgets will
+	 * need this to clear internal buffers or similar
+	 */
+	if (_gwinDrawStart(gh)) {
+		gdispGFillArea(gh->display, gh->x, gh->y, gh->width, gh->height, gh->bgcolor);
+		_gwinDrawEnd(gh);
+	}
+	if (gh->vmt->AfterClear)
+		gh->vmt->AfterClear(gh);
+}
+
+void gwinDrawPixel(GHandle gh, coord_t x, coord_t y) {
+	if (!_gwinDrawStart(gh)) return;
+	gdispGDrawPixel(gh->display, gh->x+x, gh->y+y, gh->color);
+	_gwinDrawEnd(gh);
+}
+
+void gwinDrawLine(GHandle gh, coord_t x0, coord_t y0, coord_t x1, coord_t y1) {
+	if (!_gwinDrawStart(gh)) return;
+	gdispGDrawLine(gh->display, gh->x+x0, gh->y+y0, gh->x+x1, gh->y+y1, gh->color);
+	_gwinDrawEnd(gh);
+}
+
+void gwinDrawBox(GHandle gh, coord_t x, coord_t y, coord_t cx, coord_t cy) {
+	if (!_gwinDrawStart(gh)) return;
+	gdispGDrawBox(gh->display, gh->x+x, gh->y+y, cx, cy, gh->color);
+	_gwinDrawEnd(gh);
+}
+
+void gwinFillArea(GHandle gh, coord_t x, coord_t y, coord_t cx, coord_t cy) {
+	if (!_gwinDrawStart(gh)) return;
+	gdispGFillArea(gh->display, gh->x+x, gh->y+y, cx, cy, gh->color);
+	_gwinDrawEnd(gh);
+}
+
+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 (!_gwinDrawStart(gh)) return;
+	gdispGBlitArea(gh->display, gh->x+x, gh->y+y, cx, cy, srcx, srcy, srccx, buffer);
+	_gwinDrawEnd(gh);
+}
+
+#if GDISP_NEED_CIRCLE
+	void gwinDrawCircle(GHandle gh, coord_t x, coord_t y, coord_t radius) {
+		if (!_gwinDrawStart(gh)) return;
+		gdispGDrawCircle(gh->display, gh->x+x, gh->y+y, radius, gh->color);
+		_gwinDrawEnd(gh);
+	}
+
+	void gwinFillCircle(GHandle gh, coord_t x, coord_t y, coord_t radius) {
+		if (!_gwinDrawStart(gh)) return;
+		gdispGFillCircle(gh->display, gh->x+x, gh->y+y, radius, gh->color);
+		_gwinDrawEnd(gh);
+	}
+#endif
+
+#if GDISP_NEED_ELLIPSE
+	void gwinDrawEllipse(GHandle gh, coord_t x, coord_t y, coord_t a, coord_t b) {
+		if (!_gwinDrawStart(gh)) return;
+		gdispGDrawEllipse(gh->display, gh->x+x, gh->y+y, a, b, gh->color);
+		_gwinDrawEnd(gh);
+	}
+
+	void gwinFillEllipse(GHandle gh, coord_t x, coord_t y, coord_t a, coord_t b) {
+		if (!_gwinDrawStart(gh)) return;
+		gdispGFillEllipse(gh->display, gh->x+x, gh->y+y, a, b, gh->color);
+		_gwinDrawEnd(gh);
+	}
+#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 (!_gwinDrawStart(gh)) return;
+		gdispGDrawArc(gh->display, gh->x+x, gh->y+y, radius, startangle, endangle, gh->color);
+		_gwinDrawEnd(gh);
+	}
+
+	void gwinFillArc(GHandle gh, coord_t x, coord_t y, coord_t radius, coord_t startangle, coord_t endangle) {
+		if (!_gwinDrawStart(gh)) return;
+		gdispGFillArc(gh->display, gh->x+x, gh->y+y, radius, startangle, endangle, gh->color);
+		_gwinDrawEnd(gh);
+	}
+#endif
+
+#if GDISP_NEED_ARCSECTORS
+	void gwinDrawArcSectors(GHandle gh, coord_t x, coord_t y, coord_t radius, uint8_t sectors) {
+		if (!_gwinDrawStart(gh)) return;
+		gdispGDrawArcSectors(gh->display, gh->x+x, gh->y+y, radius, sectors, gh->color);
+		_gwinDrawEnd(gh);
+	}
+
+	void gwinFillArcSectors(GHandle gh, coord_t x, coord_t y, coord_t radius, uint8_t sectors) {
+		if (!_gwinDrawStart(gh)) return;
+		gdispGFillArcSectors(gh->display, gh->x+x, gh->y+y, radius, sectors, gh->color);
+		_gwinDrawEnd(gh);
+	}
+#endif
+
+#if GDISP_NEED_PIXELREAD
+	color_t gwinGetPixelColor(GHandle gh, coord_t x, coord_t y) {
+		if (!_gwinDrawStart(gh)) return (color_t)0;
+		return gdispGGetPixelColor(gh->display, gh->x+x, gh->y+y);
+		_gwinDrawEnd(gh);
+	}
+#endif
+
+#if GDISP_NEED_TEXT
+	void gwinDrawChar(GHandle gh, coord_t x, coord_t y, char c) {
+		if (!gh->font || !_gwinDrawStart(gh)) return;
+		gdispGDrawChar(gh->display, gh->x+x, gh->y+y, c, gh->font, gh->color);
+		_gwinDrawEnd(gh);
+	}
+
+	void gwinFillChar(GHandle gh, coord_t x, coord_t y, char c) {
+		if (!gh->font || !_gwinDrawStart(gh)) return;
+		gdispGFillChar(gh->display, gh->x+x, gh->y+y, c, gh->font, gh->color, gh->bgcolor);
+		_gwinDrawEnd(gh);
+	}
+
+	void gwinDrawString(GHandle gh, coord_t x, coord_t y, const char *str) {
+		if (!gh->font || !_gwinDrawStart(gh)) return;
+		gdispGDrawString(gh->display, gh->x+x, gh->y+y, str, gh->font, gh->color);
+		_gwinDrawEnd(gh);
+	}
+
+	void gwinFillString(GHandle gh, coord_t x, coord_t y, const char *str) {
+		if (!gh->font || !_gwinDrawStart(gh)) return;
+		gdispGFillString(gh->display, gh->x+x, gh->y+y, str, gh->font, gh->color, gh->bgcolor);
+		_gwinDrawEnd(gh);
+	}
+
+	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 || !_gwinDrawStart(gh)) return;
+		gdispGDrawStringBox(gh->display, gh->x+x, gh->y+y, cx, cy, str, gh->font, gh->color, justify);
+		_gwinDrawEnd(gh);
+	}
+
+	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 || !_gwinDrawStart(gh)) return;
+		gdispGFillStringBox(gh->display, gh->x+x, gh->y+y, cx, cy, str, gh->font, gh->color, gh->bgcolor, justify);
+		_gwinDrawEnd(gh);
+	}
+#endif
+
+#if GDISP_NEED_CONVEX_POLYGON
+	void gwinDrawPoly(GHandle gh, coord_t tx, coord_t ty, const point *pntarray, unsigned cnt) {
+		if (!_gwinDrawStart(gh)) return;
+		gdispGDrawPoly(gh->display, tx+gh->x, ty+gh->y, pntarray, cnt, gh->color);
+		_gwinDrawEnd(gh);
+	}
+
+	void gwinFillConvexPoly(GHandle gh, coord_t tx, coord_t ty, const point *pntarray, unsigned cnt) {
+		if (!_gwinDrawStart(gh)) return;
+		gdispGFillConvexPoly(gh->display, tx+gh->x, ty+gh->y, pntarray, cnt, gh->color);
+		_gwinDrawEnd(gh);
+	}
+	void gwinDrawThickLine(GHandle gh, coord_t x0, coord_t y0, coord_t x1, coord_t y1, coord_t width, bool_t round) {
+		if (!_gwinDrawStart(gh)) return;
+		gdispGDrawThickLine(gh->display, gh->x+x0, gh->y+y0, gh->x+x1, gh->y+y1, gh->color, width, round);
+		_gwinDrawEnd(gh);
+	}
+#endif
+
+#if GDISP_NEED_IMAGE
+	gdispImageError gwinDrawImage(GHandle gh, gdispImage *img, coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t sx, coord_t sy) {
+		gdispImageError		ret;
+
+		if (!_gwinDrawStart(gh)) return GDISP_IMAGE_ERR_OK;
+		ret = gdispGImageDraw(gh->display, img, gh->x+x, gh->y+y, cx, cy, sx, sy);
+		_gwinDrawEnd(gh);
+		return ret;
+	}
+#endif
+
+#endif /* GFX_USE_GWIN */
+/** @} */
+