diff options
Diffstat (limited to 'src/gwin.c')
| -rw-r--r-- | src/gwin.c | 752 |
1 files changed, 510 insertions, 242 deletions
@@ -34,75 +34,34 @@ #if GFX_USE_GWIN || defined(__DOXYGEN__)
-/*===========================================================================*/
-/* Driver local definitions. */
-/*===========================================================================*/
+#include <string.h>
-/*===========================================================================*/
-/* Driver exported variables. */
-/*===========================================================================*/
+#define GWIN_FLG_DYNAMIC 0x0001
+#define GWIN_FIRST_CONTROL_FLAG 0x0002
+#define GBTN_FLG_ALLOCTXT (GWIN_FIRST_CONTROL_FLAG<<0)
-/*===========================================================================*/
-/* Driver local variables. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver local functions. */
-/*===========================================================================*/
-
-#if GDISP_NEED_TEXT
-/*
- * Stream interface implementation. The interface is write only
- */
-static size_t GWinStreamWrite(void *ip, const uint8_t *bp, size_t n) { gwinPutCharArray((GWindow *)ip, (const char *)bp, n); return RDY_OK; }
-static size_t GWinStreamRead(void *ip, uint8_t *bp, size_t n) { (void)ip; (void)bp; (void)n; return 0; }
-static msg_t GWinStreamPut(void *ip, uint8_t b) { gwinPutChar((GWindow *)ip, (char)b); return RDY_OK; }
-static msg_t GWinStreamGet(void *ip) {(void)ip; return RDY_OK; }
-static msg_t GWinStreamPutTimed(void *ip, uint8_t b, systime_t time) { (void)time; gwinPutChar((GWindow *)ip, (char)b); return RDY_OK; }
-static msg_t GWinStreamGetTimed(void *ip, systime_t timeout) { (void)ip; (void)timeout; return RDY_OK; }
-static size_t GWinStreamWriteTimed(void *ip, const uint8_t *bp, size_t n, systime_t time) { (void)time; gwinPutCharArray((GWindow *)ip, (const char *)bp, n); return RDY_OK; }
-static size_t GWinStreamReadTimed(void *ip, uint8_t *bp, size_t n, systime_t time) { (void)ip; (void)bp; (void)n; (void)time; return 0; }
-
-static const struct GWindowVMT vmt = {
- GWinStreamWrite,
- GWinStreamRead,
- GWinStreamPut,
- GWinStreamGet,
- GWinStreamPutTimed,
- GWinStreamGetTimed,
- GWinStreamWriteTimed,
- GWinStreamReadTimed
-};
-#endif
-
-/*===========================================================================*/
-/* High Level Driver Routines. */
-/*===========================================================================*/
-
-/**
- * @brief Initialise a window.
- * @return FALSE if there is no resultant drawing area, otherwise TRUE.
- *
- * @param[in] gw The window to initialise
- * @param[in] x,y The screen co-ordinates for the bottom left corner of the window
- * @param[in] width The width of the window
- * @param[in] height The height of the window
- * @note The drawing color gets set to White and the background drawing color to Black.
- * @note No default font is set so make sure to set one before drawing any text.
- * @note The dimensions and position may be changed to fit on the real screen.
- *
- * @api
- */
-bool_t gwinInit(GWindow *gw, coord_t x, coord_t y, coord_t width, coord_t height) {
+// Initialise a window creating it dynamicly if required.
+static GHandle gwinInit(GWindowObject *gw, coord_t x, coord_t y, coord_t width, coord_t height, size_t size) {
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 FALSE;
+ 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 (!gw) {
+ if (!(gw = (GWindowObject *)malloc(size)))
+ return 0;
+ gw->flags = GWIN_FLG_DYNAMIC;
+ } else
+ gw->flags = 0;
+
+ // Initialise all basic fields (except the type)
gw->x = x;
gw->y = y;
gw->width = width;
@@ -110,231 +69,278 @@ bool_t gwinInit(GWindow *gw, coord_t x, coord_t y, coord_t width, coord_t height gw->color = White;
gw->bgcolor = Black;
#if GDISP_NEED_TEXT
- gw->txt.font = 0;
- gw->txt.fy = 0;
- gw->txt.fp = 0;
- gw->txt.cx = 0;
- gw->txt.cy = 0;
- gw->txt.vmt = &vmt;
+ gw->font = 0;
+#endif
+ return (GHandle)gw;
+}
+
+/**
+ * @brief Create a basic window.
+ * @return NULL if there is no resultant drawing area, otherwise a window handle.
+ *
+ * @param[in] gw The window structure to initialise. If this is NULL the structure is dynamically allocated.
+ * @param[in] x,y The screen co-ordinates for the bottom left corner of the window
+ * @param[in] width The width of the window
+ * @param[in] height The height of the window
+ * @note The default drawing color gets set to White and the background drawing color to Black.
+ * @note No default font is set so make sure to set one before drawing any text.
+ * @note The dimensions and position may be changed to fit on the real screen.
+ * @note The window is not automatically cleared on creation. You must do that by calling gwinClear() (possibly after changing your background color)
+ *
+ * @api
+ */
+GHandle gwinCreateWindow(GWindowObject *gw, coord_t x, coord_t y, coord_t width, coord_t height) {
+ if (!(gw = (GWindowObject *)gwinInit((GWindowObject *)gw, x, y, width, height, sizeof(GWindowObject))))
+ return 0;
+ gw->type = GW_WINDOW;
+ return (GHandle)gw;
+}
+
+/**
+ * @brief Destroy a window (of any type). Releases any dynamicly allocated memory.
+ *
+ * @param[in] gh The window handle
+ *
+ * @api
+ */
+void gwinDestroyWindow(GHandle gh) {
+ // Clean up any type specific dynamic memory allocations
+ switch(gh->type) {
+#if GWIN_NEED_BUTTON
+ case GW_BUTTON:
+ if ((gh->flags & GBTN_FLG_ALLOCTXT)) {
+ gh->flags &= ~GBTN_FLG_ALLOCTXT; // To be sure, to be sure
+ free((char *)((GButtonObject *)gh)->txt);
+ }
+ break;
#endif
- return TRUE;
+ default:
+ break;
+ }
+
+ // Clean up the structure
+ if (gh->flags & GWIN_FLG_DYNAMIC) {
+ gh->flags = 0; // To be sure, to be sure
+ free(gh);
+ }
}
#if GDISP_NEED_TEXT
/**
* @brief Set the current font for this window.
- * @pre The window must be initialised.
*
- * @param[in] gw The window
- * @param[in] font The font to use for text functions
+ * @param[in] gh The window handle
+ * @param[in] font The font to use for text functions
*
* @api
*/
-void gwinSetFont(GWindow *gw, font_t font) {
- gw->txt.font = font;
- gw->txt.fy = gdispGetFontMetric(font, fontHeight);
- gw->txt.fp = gdispGetFontMetric(font, fontCharPadding);
+void gwinSetFont(GHandle gh, font_t font) {
+ gh->font = font;
+#if GWIN_NEED_CONSOLE
+ if (font && gh->type == GW_CONSOLE) {
+ ((GConsoleObject *)gh)->fy = gdispGetFontMetric(font, fontHeight);
+ ((GConsoleObject *)gh)->fp = gdispGetFontMetric(font, fontCharPadding);
+ }
+#endif
}
#endif
/**
* @brief Clear the window
- * @pre The window must be initialised.
* @note Uses the current background color to clear the window
*
- * @param[in] gw The window
+ * @param[in] gh The window handle
*
* @api
*/
-void gwinClear(GWindow *gw) {
- gdispFillArea(gw->x, gw->y, gw->width, gw->height, gw->bgcolor);
+void gwinClear(GHandle gh) {
+ #if GDISP_SET_CLIP
+ gdispSetClip(gh->x, gh->y, gh->width, gh->height);
+ #endif
+ gdispFillArea(gh->x, gh->y, gh->width, gh->height, gh->bgcolor);
}
/**
* @brief Set a pixel in the window
- * @pre The window must be initialised.
* @note Uses the current foreground color to set the pixel
* @note May leave GDISP clipping to this window's dimensions
*
- * @param[in] gw The window
+ * @param[in] gh The window handle
*
* @api
*/
-void gwinDrawPixel(GWindow *gw, coord_t x, coord_t y) {
+void gwinDrawPixel(GHandle gh, coord_t x, coord_t y) {
#if GDISP_SET_CLIP
- gdispSetClip(gw->x, gw->y+y, gw->width, gw->height);
+ gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
- gdispDrawPixel(gw->x+x, gw->y+y, gw->color);
+ gdispDrawPixel(gh->x+x, gh->y+y, gh->color);
}
/**
* @brief Draw a line in the window
- * @pre The window must be initialised.
* @note Uses the current foreground color to draw the line
* @note May leave GDISP clipping to this window's dimensions
*
- * @param[in] gw The window
+ * @param[in] gh The window handle
* @param[in] x0,y0 The start position
* @param[in] x1,y1 The end position
*
* @api
*/
-void gwinDrawLine(GWindow *gw, coord_t x0, coord_t y0, coord_t x1, coord_t y1) {
+void gwinDrawLine(GHandle gh, coord_t x0, coord_t y0, coord_t x1, coord_t y1) {
#if GDISP_SET_CLIP
- gdispSetClip(gw->x, gw->y+y, gw->width, gw->height);
+ gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
- gdispDrawLine(gw->x+x0, gw->y+y0, gw->x+x1, gw->y+y1, gw->color);
+ gdispDrawLine(gh->x+x0, gh->y+y0, gh->x+x1, gh->y+y1, gh->color);
}
/**
* @brief Draw a box in the window
- * @pre The window must be initialised.
* @note Uses the current foreground color to draw the box
* @note May leave GDISP clipping to this window's dimensions
*
- * @param[in] gw The window
- * @param[in] x,y The start position
- * @param[in] cx,cy The size of the box (outside dimensions)
+ * @param[in] gh The window handle
+ * @param[in] x,y The start position
+ * @param[in] cx,cy The size of the box (outside dimensions)
*
* @api
*/
-void gwinDrawBox(GWindow *gw, coord_t x, coord_t y, coord_t cx, coord_t cy) {
+void gwinDrawBox(GHandle gh, coord_t x, coord_t y, coord_t cx, coord_t cy) {
#if GDISP_SET_CLIP
- gdispSetClip(gw->x, gw->y+y, gw->width, gw->height);
+ gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
- gdispDrawBox(gw->x+x, gw->y+y, cx, cy, gw->color);
+ gdispDrawBox(gh->x+x, gh->y+y, cx, cy, gh->color);
}
/**
* @brief Fill an rectangular area in the window
- * @pre The window must be initialised.
* @note Uses the current foreground color to fill the box
* @note May leave GDISP clipping to this window's dimensions
*
- * @param[in] gw The window
- * @param[in] x,y The start position
- * @param[in] cx,cy The size of the box (outside dimensions)
+ * @param[in] gh The window handle
+ * @param[in] x,y The start position
+ * @param[in] cx,cy The size of the box (outside dimensions)
*
* @api
*/
-void gwinFillArea(GWindow *gw, coord_t x, coord_t y, coord_t cx, coord_t cy) {
+void gwinFillArea(GHandle gh, coord_t x, coord_t y, coord_t cx, coord_t cy) {
#if GDISP_SET_CLIP
- gdispSetClip(gw->x, gw->y+y, gw->width, gw->height);
+ gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
- gdispFillArea(gw->x+x, gw->y+y, cx, cy, gw->color);
+ gdispFillArea(gh->x+x, gh->y+y, cx, cy, gh->color);
}
/**
* @brief Fill an area in the window using the supplied bitmap.
* @details The bitmap is in the pixel format specified by the low level driver
- * @pre The window must be initialised.
* @note If GDISP_NEED_ASYNC is defined then the buffer must be static
* or at least retained until this call has finished the blit. You can
* tell when all graphics drawing is finished by @p gdispIsBusy() going FALSE.
* @note May leave GDISP clipping to this window's dimensions
*
- * @param[in] x, y The start filled area
- * @param[in] cx, cy The width and height to be filled
- * @param[in] srcx, srcy The bitmap position to start the fill from
- * @param[in] srccx The width of a line in the bitmap.
- * @param[in] buffer The pixels to use to fill the area.
+ * @param[in] gh The window handle
+ * @param[in] x, y The start filled area
+ * @param[in] cx, cy The width and height to be filled
+ * @param[in] srcx, srcy The bitmap position to start the fill from
+ * @param[in] srccx The width of a line in the bitmap.
+ * @param[in] buffer The pixels to use to fill the area.
*
* @api
*/
-void gwinBlitArea(GWindow *gw, 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) {
+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_SET_CLIP
- gdispSetClip(gw->x, gw->y+y, gw->width, gw->height);
+ gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
- gdispBlitAreaEx(gw->x+x, gw->y+y, cx, cy, srcx, srcy, srccx, buffer);
+ gdispBlitAreaEx(gh->x+x, gh->y+y, cx, cy, srcx, srcy, srccx, buffer);
}
#if GDISP_NEED_CIRCLE
/**
* @brief Draw a circle in the window.
- * @pre The window must be initialised.
* @note Uses the current foreground color to draw the circle
* @note May leave GDISP clipping to this window's dimensions
*
- * @param[in] x, y The center of the circle
- * @param[in] radius The radius of the circle
+ * @param[in] gh The window handle
+ * @param[in] x, y The center of the circle
+ * @param[in] radius The radius of the circle
*
* @api
*/
-void gwinDrawCircle(GWindow *gw, coord_t x, coord_t y, coord_t radius) {
+void gwinDrawCircle(GHandle gh, coord_t x, coord_t y, coord_t radius) {
#if GDISP_SET_CLIP
- gdispSetClip(gw->x, gw->y+y, gw->width, gw->height);
+ gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
- gdispDrawCircle(gw->x+x, gw->y+y, radius, gw->color);
+ gdispDrawCircle(gh->x+x, gh->y+y, radius, gh->color);
}
#endif
#if GDISP_NEED_CIRCLE
/**
* @brief Draw a filled circle in the window.
- * @pre The window must be initialised.
* @note Uses the current foreground color to draw the filled circle
* @note May leave GDISP clipping to this window's dimensions
*
- * @param[in] x, y The center of the circle
- * @param[in] radius The radius of the circle
+ * @param[in] gh The window handle
+ * @param[in] x, y The center of the circle
+ * @param[in] radius The radius of the circle
*
* @api
*/
-void gwinFillCircle(GWindow *gw, coord_t x, coord_t y, coord_t radius) {
+void gwinFillCircle(GHandle gh, coord_t x, coord_t y, coord_t radius) {
#if GDISP_SET_CLIP
- gdispSetClip(gw->x, gw->y+y, gw->width, gw->height);
+ gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
- gdispFillCircle(gw->x+x, gw->y+y, radius, gw->color);
+ gdispFillCircle(gh->x+x, gh->y+y, radius, gh->color);
}
#endif
#if GDISP_NEED_ELLIPSE
/**
* @brief Draw an ellipse.
- * @pre The window must be initialised.
* @note Uses the current foreground color to draw the ellipse
* @note May leave GDISP clipping to this window's dimensions
*
- * @param[in] x,y The center of the ellipse
- * @param[in] a,b The dimensions of the ellipse
+ * @param[in] gh The window handle
+ * @param[in] x,y The center of the ellipse
+ * @param[in] a,b The dimensions of the ellipse
*
* @api
*/
-void gwinDrawEllipse(GWindow *gw, coord_t x, coord_t y, coord_t a, coord_t b) {
+void gwinDrawEllipse(GHandle gh, coord_t x, coord_t y, coord_t a, coord_t b) {
#if GDISP_SET_CLIP
- gdispSetClip(gw->x, gw->y+y, gw->width, gw->height);
+ gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
- gdispDrawEllipse(gw->x+x, gw->y+y, a, b, gw->color);
+ gdispDrawEllipse(gh->x+x, gh->y+y, a, b, gh->color);
}
#endif
#if GDISP_NEED_ELLIPSE
/**
* @brief Draw an filled ellipse.
- * @pre The window must be initialised.
* @note Uses the current foreground color to draw the filled ellipse
* @note May leave GDISP clipping to this window's dimensions
*
- * @param[in] x,y The center of the ellipse
- * @param[in] a,b The dimensions of the ellipse
+ * @param[in] gh The window handle
+ * @param[in] x,y The center of the ellipse
+ * @param[in] a,b The dimensions of the ellipse
*
* @api
*/
-void gwinFillEllipse(GWindow *gw, coord_t x, coord_t y, coord_t a, coord_t b) {
+void gwinFillEllipse(GHandle gh, coord_t x, coord_t y, coord_t a, coord_t b) {
#if GDISP_SET_CLIP
- gdispSetClip(gw->x, gw->y+y, gw->width, gw->height);
+ gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
- gdispFillEllipse(gw->x+x, gw->y+y, a, b, gw->color);
+ gdispFillEllipse(gh->x+x, gh->y+y, a, b, gh->color);
}
#endif
#if GDISP_NEED_ARC
/*
* @brief Draw an arc in the window.
- * @pre The window must be initialised.
* @note Uses the current foreground color to draw the arc
* @note May leave GDISP clipping to this window's dimensions
*
+ * @param[in] gh The window handle
* @param[in] x,y The center point
* @param[in] radius The radius of the arc
* @param[in] start The start angle (0 to 360)
@@ -342,21 +348,21 @@ void gwinFillEllipse(GWindow *gw, coord_t x, coord_t y, coord_t a, coord_t b) { *
* @api
*/
-void gwinDrawArc(GWindow *gw, coord_t x, coord_t y, coord_t radius, coord_t startangle, coord_t endangle) {
+void gwinDrawArc(GHandle gh, coord_t x, coord_t y, coord_t radius, coord_t startangle, coord_t endangle) {
#if GDISP_SET_CLIP
- gdispSetClip(gw->x, gw->y+y, gw->width, gw->height);
+ gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
- gdispDrawArc(gw->x+x, gw->y+y, radius, startangle, endangle, gw->color);
+ gdispDrawArc(gh->x+x, gh->y+y, radius, startangle, endangle, gh->color);
}
#endif
#if GDISP_NEED_ARC
/*
* @brief Draw a filled arc in the window.
- * @pre The window must be initialised.
* @note Uses the current foreground color to draw the filled arc
* @note May leave GDISP clipping to this window's dimensions
*
+ * @param[in] gh The window handle
* @param[in] x,y The center point
* @param[in] radius The radius of the arc
* @param[in] start The start angle (0 to 360)
@@ -364,255 +370,517 @@ void gwinDrawArc(GWindow *gw, coord_t x, coord_t y, coord_t radius, coord_t star *
* @api
*/
-void gwinFillArc(GWindow *gw, coord_t x, coord_t y, coord_t radius, coord_t startangle, coord_t endangle) {
+void gwinFillArc(GHandle gh, coord_t x, coord_t y, coord_t radius, coord_t startangle, coord_t endangle) {
#if GDISP_SET_CLIP
- gdispSetClip(gw->x, gw->y+y, gw->width, gw->height);
+ gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
- gdispFillArc(gw->x+x, gw->y+y, radius, startangle, endangle, gw->color);
+ gdispFillArc(gh->x+x, gh->y+y, radius, startangle, endangle, gh->color);
}
#endif
#if GDISP_NEED_PIXELREAD
/**
* @brief Get the color of a pixel in the window.
- * @pre The window must be initialised.
* @return The color of the pixel.
* @note May leave GDISP clipping to this window's dimensions
*
- * @param[in] x,y The position in the window
+ * @param[in] gh The window handle
+ * @param[in] x,y The position in the window
*
* @api
*/
-color_t gwinGetPixelColor(GWindow *gw, coord_t x, coord_t y) {
+color_t gwinGetPixelColor(GHandle gh, coord_t x, coord_t y) {
#if GDISP_SET_CLIP
- gdispSetClip(gw->x, gw->y+y, gw->width, gw->height);
+ gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
- return gdispGetPixelColor(gw->x+x, gw->y+y);
+ return gdispGetPixelColor(gh->x+x, gh->y+y);
}
#endif
-#if GDISP_NEED_SCROLL
+#if GDISP_NEED_TEXT
/**
- * @brief Scroll vertically a section of the window.
- * @pre The window must be initialised.
- * @note If lines is >= cy, it is equivelent to a area fill with the current background drawing color.
+ * @brief Draw a text character at the specified position in the window.
+ * @pre The font must have been set.
+ * @note Uses the current foreground color to draw the character
* @note May leave GDISP clipping to this window's dimensions
*
- * @param[in] lines The number of lines to scroll (Can be positive or negative)
+ * @param[in] gh The window handle
+ * @param[in] x,y The position for the text
+ * @param[in] c The character to draw
*
* @api
*/
-void gwinVerticalScroll(GWindow *gw, int lines) {
+void gwinDrawChar(GHandle gh, coord_t x, coord_t y, char c) {
+ if (!gh->font) return;
#if GDISP_SET_CLIP
- gdispSetClip(gw->x, gw->y+y, gw->width, gw->height);
+ gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
- gdispVerticalScroll(gw->x, gw->y, gw->width, gw->height, lines, gw->bgcolor);
+ gdispDrawChar(gh->x+x, gh->y+y, c, gh->font, gh->color);
}
#endif
#if GDISP_NEED_TEXT
/**
- * @brief Draw a text character at the specified position in the window.
- * @pre The window must be initialised.
+ * @brief Draw a text character with a filled background at the specified position in the window.
* @pre The font must have been set.
- * @note Uses the current foreground color to draw the character
+ * @note Uses the current foreground color to draw the character and fills the background using the background drawing color
* @note May leave GDISP clipping to this window's dimensions
*
- * @param[in] x,y The position for the text
- * @param[in] c The character to draw
+ * @param[in] gh The window handle
+ * @param[in] x,y The position for the text
+ * @param[in] c The character to draw
*
* @api
*/
-void gwinDrawChar(GWindow *gw, coord_t x, coord_t y, char c) {
- if (!gw->txt.font) return;
+void gwinFillChar(GHandle gh, coord_t x, coord_t y, char c) {
+ if (!gh->font) return;
#if GDISP_SET_CLIP
- gdispSetClip(gw->x, gw->y+y, gw->width, gw->height);
+ gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
- gdispDrawChar(gw->x+x, gw->y+y, c, gw->txt.font, gw->color);
+ gdispFillChar(gh->x+x, gh->y+y, c, gh->font, gh->color, gh->bgcolor);
}
#endif
#if GDISP_NEED_TEXT
/**
- * @brief Draw a text character with a filled background at the specified position in the window.
- * @pre The window must be initialised.
+ * @brief Draw a text string in the window
* @pre The font must have been set.
- * @note Uses the current foreground color to draw the character and fills the background using the background drawing color
+ * @note Uses the current foreground color to draw the character
* @note May leave GDISP clipping to this window's dimensions
*
- * @param[in] x,y The position for the text
- * @param[in] c The character to draw
+ * @param[in] gh The window handle
+ * @param[in] x,y The position for the text
+ * @param[in] str The string to draw
*
* @api
*/
-void gwinFillChar(GWindow *gw, coord_t x, coord_t y, char c) {
- if (!gw->txt.font) return;
+void gwinDrawString(GHandle gh, coord_t x, coord_t y, const char *str) {
+ if (!gh->font) return;
#if GDISP_SET_CLIP
- gdispSetClip(gw->x, gw->y+y, gw->width, gw->height);
+ gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
- gdispFillChar(gw->x+x, gw->y+y, c, gw->txt.font, gw->color, gw->bgcolor);
+ gdispDrawString(gh->x+x, gh->y+y, str, gh->font, gh->color);
}
#endif
#if GDISP_NEED_TEXT
/**
- * @brief Draw a text string in the window
- * @pre The window must be initialised.
+ * @brief Draw a text string with a filled background in the window
* @pre The font must have been set.
- * @note Uses the current foreground color to draw the character
+ * @note Uses the current foreground color to draw the character and fills the background using the background drawing color
* @note May leave GDISP clipping to this window's dimensions
*
- * @param[in] x,y The position for the text
- * @param[in] str The string to draw
+ * @param[in] gh The window handle
+ * @param[in] x,y The position for the text
+ * @param[in] str The string to draw
*
* @api
*/
-void gwinDrawString(GWindow *gw, coord_t x, coord_t y, const char *str) {
- if (!gw->txt.font) return;
+void gwinFillString(GHandle gh, coord_t x, coord_t y, const char *str) {
+ if (!gh->font) return;
#if GDISP_SET_CLIP
- gdispSetClip(gw->x, gw->y+y, gw->width, gw->height);
+ gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
- gdispDrawString(gw->x+x, gw->y+y, str, gw->txt.font, gw->color);
+ gdispFillString(gh->x+x, gh->y+y, str, gh->font, gh->color, gh->bgcolor);
}
#endif
#if GDISP_NEED_TEXT
/**
- * @brief Draw a text string with a filled background in the window
- * @pre The window must be initialised.
+ * @brief Draw a text string verticly centered within the specified box.
* @pre The font must have been set.
- * @note Uses the current foreground color to draw the character and fills the background using the background drawing color
+ * @note Uses the current foreground color to draw the character.
+ * @note The specified box does not need to align with the window box
* @note May leave GDISP clipping to this window's dimensions
*
- * @param[in] x,y The position for the text
- * @param[in] str The string to draw
+ * @param[in] gh The window handle
+ * @param[in] x,y The position for the text (need to define top-right or base-line - check code)
+ * @param[in] str The string to draw
+ * @param[in] justify Justify the text left, center or right within the box
*
* @api
*/
-void gwinFillString(GWindow *gw, coord_t x, coord_t y, const char *str) {
- if (!gw->txt.font) return;
+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_SET_CLIP
- gdispSetClip(gw->x, gw->y+y, gw->width, gw->height);
+ gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
- gdispFillString(gw->x+x, gw->y+y, str, gw->txt.font, gw->color, gw->bgcolor);
+ gdispDrawStringBox(gh->x+x, gh->y+y, cx, cy, str, gh->font, gh->color, justify);
}
#endif
#if GDISP_NEED_TEXT
/**
- * @brief Draw a text string verticly centered within the specified box.
- * @pre The window must be initialised.
+ * @brief Draw a text string verticly centered within the specified filled box.
* @pre The font must have been set.
* @note Uses the current foreground color to draw the character and fills the background using the background drawing color
* @note The entire box is filled. Note this box does not need to align with the window box
* @note May leave GDISP clipping to this window's dimensions
*
- * @param[in] x,y The position for the text (need to define top-right or base-line - check code)
- * @param[in] str The string to draw
- * @param[in] justify Justify the text left, center or right within the box
+ * @param[in] gh The window handle
+ * @param[in] x,y The position for the text (need to define top-right or base-line - check code)
+ * @param[in] str The string to draw
+ * @param[in] justify Justify the text left, center or right within the box
*
* @api
*/
-void gwinBoxString(GWindow *gw, coord_t x, coord_t y, coord_t cx, coord_t cy, const char* str, justify_t justify) {
- if (!gw->txt.font) return;
+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_SET_CLIP
- gdispSetClip(gw->x, gw->y+y, gw->width, gw->height);
+ gdispSetClip(gh->x, gh->y, gh->width, gh->height);
#endif
- gdispFillStringBox(gw->x+x, gw->y+y, cx, cy, str, gw->txt.font, gw->color, gw->bgcolor, justify);
+ gdispFillStringBox(gh->x+x, gh->y+y, cx, cy, str, gh->font, gh->color, gh->bgcolor, justify);
}
#endif
-#if GDISP_NEED_TEXT
+/*------------------------------------------------------------------------------------------------------------------------*/
+
+#if GWIN_NEED_CONSOLE
+
+/*
+ * Stream interface implementation. The interface is write only
+ */
+
+#define Stream2GWindow(ip) ((GHandle)(((char *)(ip)) - (size_t)(&(((GConsoleObject *)0)->stream))))
+
+static size_t GWinStreamWrite(void *ip, const uint8_t *bp, size_t n) { gwinPutCharArray(Stream2GWindow(ip), (const char *)bp, n); return RDY_OK; }
+static size_t GWinStreamRead(void *ip, uint8_t *bp, size_t n) { (void)ip; (void)bp; (void)n; return 0; }
+static msg_t GWinStreamPut(void *ip, uint8_t b) { gwinPutChar(Stream2GWindow(ip), (char)b); return RDY_OK; }
+static msg_t GWinStreamGet(void *ip) {(void)ip; return RDY_OK; }
+static msg_t GWinStreamPutTimed(void *ip, uint8_t b, systime_t time) { (void)time; gwinPutChar(Stream2GWindow(ip), (char)b); return RDY_OK; }
+static msg_t GWinStreamGetTimed(void *ip, systime_t timeout) { (void)ip; (void)timeout; return RDY_OK; }
+static size_t GWinStreamWriteTimed(void *ip, const uint8_t *bp, size_t n, systime_t time) { (void)time; gwinPutCharArray(Stream2GWindow(ip), (const char *)bp, n); return RDY_OK; }
+static size_t GWinStreamReadTimed(void *ip, uint8_t *bp, size_t n, systime_t time) { (void)ip; (void)bp; (void)n; (void)time; return 0; }
+
+struct GConsoleWindowVMT_t {
+ _base_asynchronous_channel_methods
+};
+
+static const struct GConsoleWindowVMT_t GWindowConsoleVMT = {
+ GWinStreamWrite,
+ GWinStreamRead,
+ GWinStreamPut,
+ GWinStreamGet,
+ GWinStreamPutTimed,
+ GWinStreamGetTimed,
+ GWinStreamWriteTimed,
+ GWinStreamReadTimed
+};
+
+/**
+ * @brief Create a console window.
+ * @details A console window allows text to be written using chprintf() (and the console functions defined here).
+ * @brief Text in a console window supports newlines and will wrap text as required.
+ * @return NULL if there is no resultant drawing area, otherwise a window handle.
+ *
+ * @param[in] gc The GConsoleObject structure to initialise. If this is NULL the structure is dynamically allocated.
+ * @param[in] x,y The screen co-ordinates for the bottom left corner of the window
+ * @param[in] width The width of the window
+ * @param[in] height The height of the window
+ * @param[in] font The font to use
+ * @note The console is not automatically cleared on creation. You must do that by calling gwinClear() (possibly after changing your background color)
+ * @note If the dispay does not support scrolling, the window will be cleared when the bottom line is reached.
+ * @note The default drawing color gets set to White and the background drawing color to Black.
+ * @note The dimensions and position may be changed to fit on the real screen.
+ *
+ * @api
+ */
+GHandle gwinCreateConsole(GConsoleObject *gc, coord_t x, coord_t y, coord_t width, coord_t height, font_t font) {
+ if (!(gc = (GConsoleObject *)gwinInit((GWindowObject *)gc, x, y, width, height, sizeof(GConsoleObject))))
+ return 0;
+ gc->gwin.type = GW_CONSOLE;
+ gwinSetFont(&gc->gwin, font);
+ gc->stream.vmt = &GWindowConsoleVMT;
+ gc->cx = 0;
+ gc->cy = 0;
+ return (GHandle)gc;
+}
+
+/**
+ * @brief Get a stream from a console window suitable for use with chprintf().
+ * @return The stream handle or NULL if this is not a console window.
+ *
+ * @param[in] gh The window handle (must be a console window)
+ *
+ * @api
+ */
+BaseSequentialStream *gwinGetConsoleStream(GHandle gh) {
+ if (gh->type != GW_CONSOLE)
+ return 0;
+ return (BaseSequentialStream *)&(((GConsoleObject *)(gh))->stream);
+}
+
/**
* @brief Put a character at the cursor position in the window.
- * @pre The window must be initialised.
- * @pre The font must have been set.
* @note Uses the current foreground color to draw the character and fills the background using the background drawing color
*
- * @param[in] c The character to draw
+ * @param[in] gh The window handle (must be a console window)
+ * @param[in] c The character to draw
*
* @api
*/
-void gwinPutChar(GWindow *gw, char c) {
- uint8_t width;
+void gwinPutChar(GHandle gh, char c) {
+ uint8_t width;
+ #define gcw ((GConsoleObject *)gh)
- if (!gw->txt.font) return;
+ if (gh->type != GW_CONSOLE || !gh->font) return;
+ #if GDISP_SET_CLIP
+ gdispSetClip(gh->x, gh->y, gh->width, gh->height);
+ #endif
+
if (c == '\n') {
/* clear the text at the end of the line */
- if (gw->txt.cx < gw->width)
- gdispFillArea(gw->x + gw->txt.cx, gw->y + gw->txt.cy, gw->width - gw->txt.cx, gw->txt.fy, gw->bgcolor);
- gw->txt.cx = 0;
- gw->txt.cy += gw->txt.fy;
+ if (gcw->cx < gh->width)
+ gdispFillArea(gh->x + gcw->cx, gh->y + gcw->cy, gh->width - gcw->cx, gcw->fy, gh->bgcolor);
+ gcw->cx = 0;
+ gcw->cy += gcw->fy;
} else if (c == '\r') {
- // gw->cx = 0;
+ // gcw->cx = 0;
} else {
- width = gdispGetCharWidth(c, gw->txt.font) + gw->txt.fp;
- if (gw->txt.cx + width >= gw->width) {
+ width = gdispGetCharWidth(c, gh->font) + gcw->fp;
+ if (gcw->cx + width >= gh->width) {
/* clear the text at the end of the line */
- if (gw->txt.cy + gw->txt.fy <= gw->height)
- gdispFillArea(gw->x + gw->txt.cx, gw->y + gw->txt.cy, gw->width - (gw->txt.cx + width), gw->txt.fy, gw->bgcolor);
- gw->txt.cx = 0;
- gw->txt.cy += gw->txt.fy;
+ if (gcw->cy + gcw->fy <= gh->height)
+ gdispFillArea(gh->x + gcw->cx, gh->y + gcw->cy, gh->width - (gcw->cx + width), gcw->fy, gh->bgcolor);
+ gcw->cx = 0;
+ gcw->cy += gcw->fy;
}
- if (gw->txt.cy + gw->txt.fy > gw->height) {
+ if (gcw->cy + gcw->fy > gh->height) {
#if GDISP_NEED_SCROLL
/* scroll the console */
- gdispVerticalScroll(gw->x, gw->y, gw->width, gw->height, gw->txt.fy, gw->bgcolor);
+ gdispVerticalScroll(gh->x, gh->y, gh->width, gh->height, gcw->fy, gh->bgcolor);
/* reset the cursor to the start of the last line */
- gw->txt.cx = 0;
- gw->txt.cy = (((int16_t)(gw->height/gw->txt.fy))-1)*gw->txt.fy;
+ gcw->cx = 0;
+ gcw->cy = (((coord_t)(gh->height/gcw->fy))-1)*gcw->fy;
#else
/* clear the console */
- gdispFillArea(gw->x, gw->y, gw->width, gw->height, gw->bgcolor);
+ gdispFillArea(gh->x, gh->y, gh->width, gh->height, gh->bgcolor);
/* reset the cursor to the top of the window */
- gw->txt.cx = 0;
- gw->txt.cy = 0;
+ gcw->cx = 0;
+ gcw->cy = 0;
#endif
}
- gdispDrawChar(gw->x + gw->txt.cx, gw->y + gw->txt.cy, c, gw->txt.font, gw->color);
+ gdispDrawChar(gh->x + gcw->cx, gh->y + gcw->cy, c, gh->font, gh->color);
/* update cursor */
- gw->txt.cx += width;
+ gcw->cx += width;
}
+ #undef gcw
}
-#endif
-#if GDISP_NEED_TEXT
/**
* @brief Put a string at the cursor position in the window. It will wrap lines as required.
- * @pre The window must be initialised.
- * @pre The font must have been set.
* @note Uses the current foreground color to draw the string and fills the background using the background drawing color
*
- * @param[in] str The string to draw
+ * @param[in] gh The window handle (must be a console window)
+ * @param[in] str The string to draw
*
* @api
*/
-void gwinPutString(GWindow *gw, const char *str) {
+void gwinPutString(GHandle gh, const char *str) {
while(*str)
- gwinPutChar(gw, *str++);
+ gwinPutChar(gh, *str++);
}
-#endif
-#if GDISP_NEED_TEXT
/**
* @brief Put the character array at the cursor position in the window. It will wrap lines as required.
- * @pre The window must be initialised.
- * @pre The font must have been set.
* @note Uses the current foreground color to draw the string and fills the background using the background drawing color
*
- * @param[in] str The string to draw
- * @param[in] n The number of characters to draw
+ * @param[in] gh The window handle (must be a console window)
+ * @param[in] str The string to draw
+ * @param[in] n The number of characters to draw
*
* @api
*/
-void gwinPutCharArray(GWindow *gw, const char *str, size_t n) {
+void gwinPutCharArray(GHandle gh, const char *str, size_t n) {
while(n--)
- gwinPutChar(gw, *str++);
+ gwinPutChar(gh, *str++);
+}
+#endif
+
+/*------------------------------------------------------------------------------------------------------------------------*/
+
+#if GWIN_NEED_BUTTON
+
+static const GButtonStyle GButtonDefaultStyle = {
+ GBTN_3D,
+ HTML2COLOR(0x404040), // color_up_edge;
+ HTML2COLOR(0xE0E0E0), // color_up_fill;
+ HTML2COLOR(0x000000), // color_up_txt;
+ HTML2COLOR(0x404040), // color_dn_edge;
+ HTML2COLOR(0x808080), // color_dn_fill;
+ HTML2COLOR(0x404040), // color_dn_txt;
+ };
+
+/**
+ * @brief Create a button window.
+ * @return NULL if there is no resultant drawing area, otherwise a window handle.
+ *
+ * @param[in] gb The GConsoleWindow structure to initialise
+ * @param[in] x,y The screen co-ordinates for the bottom left corner of the window
+ * @param[in] width The width of the window
+ * @param[in] height The height of the window
+ * @param[in] font The font to use
+ * @param[in] type The type of button
+ * @note The drawing color gets set to White and the background drawing color to Black.
+ * @note The dimensions and position may be changed to fit on the real screen.
+ * @note The button is not automatically drawn. Call gwinButtonDraw() after changing the button style or setting the text.
+ *
+ * @api
+ */
+GHandle gwinCreateButton(GButtonObject *gb, coord_t x, coord_t y, coord_t width, coord_t height, font_t font, GButtonType type) {
+ if (!(gb = (GButtonObject *)gwinInit((GWindowObject *)gb, x, y, width, height, sizeof(GButtonObject))))
+ return 0;
+ gb->gwin.type = GW_BUTTON;
+ gwinSetFont(&gb->gwin, font);
+ gwinSetButtonStyle(&gb->gwin, &GButtonDefaultStyle);
+ gb->type = type;
+ gb->state = GBTN_UP;
+ gb->txt = "";
+ gb->callback = 0;
+ gb->inputsrc = 0;
+ return (GHandle)gb;
}
+
+/**
+ * @brief Set the style of a button.
+ * @details The button style is defined by its shape and colours.
+ *
+ * @param[in] gh The window handle (must be a button window)
+ * @param[in] style The button style to set.
+ * @note The button is not automatically redrawn. Call gwinButtonDraw() after changing the button style
+ *
+ * @api
+ */
+void gwinSetButtonStyle(GHandle gh, const GButtonStyle *style) {
+ #define gbw ((GButtonObject *)gh)
+ if (gh->type != GW_BUTTON)
+ return;
+
+ gbw->style.shape = style->shape;
+ gbw->style.color_up_edge = style->color_up_edge;
+ gbw->style.color_up_fill = style->color_up_fill;
+ gbw->style.color_dn_edge = style->color_dn_edge;
+ gbw->style.color_dn_fill = style->color_dn_fill;
+ gbw->style.color_up_txt = style->color_up_txt;
+ gbw->style.color_dn_txt = style->color_dn_txt;
+ #undef gbw
+}
+
+/**
+ * @brief Set the text of a button.
+ *
+ * @param[in] gh The window handle (must be a button window)
+ * @param[in] txt The button text to set. This must be a constant string unless useAlloc is set.
+ * @param[in] useAlloc If TRUE the string specified will be copied into dynamically allocated memory.
+ * @note The button is not automatically redrawn. Call gwinButtonDraw() after changing the button text.
+ *
+ * @api
+ */
+void gwinSetButtonText(GHandle gh, const char *txt, bool_t useAlloc) {
+ #define gbw ((GButtonObject *)gh)
+ if (gh->type != GW_BUTTON)
+ return;
+
+ // Dispose of the old string
+ if ((gh->flags & GBTN_FLG_ALLOCTXT)) {
+ gh->flags &= ~GBTN_FLG_ALLOCTXT;
+ if (gbw->txt) {
+ free((char *)gbw->txt);
+ gbw->txt = "";
+ }
+ }
+ // Alloc the new text if required
+ if (txt && useAlloc) {
+ char *str;
+
+ if ((str = (char *)malloc(strlen(txt)+1))) {
+ gh->flags |= GBTN_FLG_ALLOCTXT;
+ strcpy(str, txt);
+ }
+ txt = (const char *)str;
+ }
+
+ gbw->txt = txt ? txt : "";
+ #undef gbw
+}
+
+/**
+ * @brief Redraw the button.
+ *
+ * @param[in] gh The window handle (must be a button window)
+ *
+ * @api
+ */
+void gwinButtonDraw(GHandle gh) {
+ color_t cedge;
+ color_t cfill;
+ color_t ctxt;
+ const char * txt;
+ #define gbw ((GButtonObject *)gh)
+ #define RND_CNR_SIZE 5
+
+ if (gh->type != GW_BUTTON)
+ return;
+
+ #if GDISP_SET_CLIP
+ gdispSetClip(gh->x, gh->y, gh->width, gh->height);
+ #endif
+
+ // Get the text (safely)
+ txt = gh->font && gbw->txt ? gbw->txt : "";
+
+ // Determine the colors to use
+ switch(gbw->state) {
+ case GBTN_DOWN:
+ cedge = gbw->style.color_dn_edge;
+ cfill = gbw->style.color_dn_fill;
+ ctxt = gbw->style.color_dn_txt;
+ break;
+ case GBTN_UP: default:
+ cedge = gbw->style.color_up_edge;
+ cfill = gbw->style.color_up_fill;
+ ctxt = gbw->style.color_up_txt;
+ break;
+ }
+
+ // Draw according to the shape specified.
+ switch(gbw->style.shape) {
+#if GDISP_NEED_ARC
+ case GBTN_ROUNDED:
+ if (gh->width >= 2*RND_CNR_SIZE+10) {
+ gdispFillRoundedBox(gh->x+1, gh->y+1, gh->width-2, gh->height-2, RND_CNR_SIZE-1, cfill);
+ gdispDrawStringBox(gh->x+1, gh->y+RND_CNR_SIZE, gh->width-2, gh->height-(2*RND_CNR_SIZE), txt, gh->font, ctxt, justifyCenter);
+ gdispDrawRoundedBox(gh->x, gh->y, gh->width, gh->height, RND_CNR_SIZE, cedge);
+ break;
+ }
+ /* Fall Through */
+#endif
+ case GBTN_SQUARE:
+ gdispFillStringBox(gh->x+1, gh->y+1, gh->width-2, gh->height-2, txt, gh->font, ctxt, cfill, justifyCenter);
+ gdispDrawBox(gh->x, gh->y, gh->width, gh->height, cedge);
+ break;
+#if GDISP_NEED_ELLIPSE
+ case GBTN_ELLIPSE:
+ gdispFillEllipse(gh->x+1, gh->y+1, gh->width/2-1, gh->height/2-1, cfill);
+ gdispDrawStringBox(gh->x+1, gh->y+1, gh->width-2, gh->height-2, txt, gh->font, ctxt, justifyCenter);
+ gdispDrawEllipse(gh->x, gh->y, gh->width/2, gh->height/2, cedge);
+ break;
+#endif
+ case GBTN_3D: default:
+ gdispFillStringBox(gh->x, gh->y, gh->width-1, gh->height-1, txt, gh->font, ctxt, cfill, justifyCenter);
+ gdispDrawLine(gh->x+gh->width-1, gh->y, gh->x+gh->width-1, gh->y+gh->height-1, cedge);
+ gdispDrawLine(gh->x, gh->y+gh->height-1, gh->x+gh->width-2, gh->y+gh->height-1, cedge);
+ break;
+ }
+ #undef gbw
+}
+
+//void gwinSetButtonCallback(GHandle gh, ????);
+//void gwinSetButtonInput(GHandle gh, ????);
#endif
#endif /* GFX_USE_GWIN */
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