void gwinPutChar(GHandle gh, char c) { #define gcw ((GConsoleObject *)gh) uint8_t width, fy, fp; if (gh->vmt != &consoleVMT || !gh->font) return; fy = gdispGetFontMetric(gh->font, fontHeight); fp = gdispGetFontMetric(gh->font, fontCharPadding); #if GDISP_NEED_CLIP gdispSetClip(gh->x, gh->y, gh->width, gh->height); #endif if (c == '\n') { gcw->cx = 0; gcw->cy += fy; // We use lazy scrolling here and only scroll when the next char arrives } else if (c == '\r') { // gcw->cx = 0; } else { width = gdispGetCharWidth(c, gh->font) + fp; if (gcw->cx + width >= gh->width) { gcw->cx = 0; gcw->cy += fy; } if (gcw->cy + fy > gh->height) { #if GDISP_NEED_SCROLL /* scroll the console */ gdispVerticalScroll(gh->x, gh->y, gh->width, gh->height, fy, gh->bgcolor); /* reset the cursor to the start of the last line */ gcw->cx = 0; gcw->cy = (((coord_t)(gh->height/fy))-1)*fy; #else /* clear the console */ gdispFillArea(gh->x, gh->y, gh->width, gh->height, gh->bgcolor); /* reset the cursor to the top of the window */ gcw->cx = 0; gcw->cy = 0; #endif } #if GWIN_CONSOLE_USE_CLEAR_LINES /* clear to the end of the line */ if (gcw->cx == 0) gdispFillArea(gh->x, gh->y + gcw->cy, gh->width, fy, gh->bgcolor); #endif #if GWIN_CONSOLE_USE_FILLED_CHARS gdispFillChar(gh->x + gcw->cx, gh->y + gcw->cy, c, gh->font, gh->color, gh->bgcolor); #else gdispDrawChar(gh->x + gcw->cx, gh->y + gcw->cy, c, gh->font, gh->color); #endif /* update cursor */ gcw->cx += width; } #undef gcw }
void gwinFillArc(GHandle gh, coord_t x, coord_t y, coord_t radius, coord_t startangle, coord_t endangle) { if (!((gh->flags & GWIN_FLG_VISIBLE))) return; #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); }
void gwinFillEllipse(GHandle gh, coord_t x, coord_t y, coord_t a, coord_t b) { if (!((gh->flags & GWIN_FLG_VISIBLE))) return; #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); }
void gwinDrawCircle(GHandle gh, coord_t x, coord_t y, coord_t radius) { if (!((gh->flags & GWIN_FLG_VISIBLE))) return; #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 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 (!((gh->flags & GWIN_FLG_VISIBLE))) return; #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); }
void gwinDrawLine(GHandle gh, coord_t x0, coord_t y0, coord_t x1, coord_t y1) { if (!((gh->flags & GWIN_FLG_VISIBLE))) return; #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); }
color_t gwinGetPixelColor(GHandle gh, coord_t x, coord_t y) { if (!((gh->flags & GWIN_FLG_VISIBLE))) return defaultBgColor; #if GDISP_NEED_CLIP gdispSetClip(gh->x, gh->y, gh->width, gh->height); #endif return gdispGetPixelColor(gh->x+x, gh->y+y); }
static void _gwm_vis(GHandle gh) { if (gh->vmt->Redraw) { #if GDISP_NEED_CLIP gdispSetClip(gh->x, gh->y, gh->width, gh->height); #endif gh->vmt->Redraw(gh); } else gwinClear(gh); }
void gwinFillChar(GHandle gh, coord_t x, coord_t y, char c) { if (!((gh->flags & GWIN_FLG_VISIBLE)) || !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 gwinFillConvexPoly(GHandle gh, coord_t tx, coord_t ty, const point *pntarray, unsigned cnt) { if (!((gh->flags & GWIN_FLG_VISIBLE))) return; #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); }
gdispImageError gwinDrawImage(GHandle gh, gdispImage *img, coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t sx, coord_t sy) { if (!((gh->flags & GWIN_FLG_VISIBLE))) return GDISP_IMAGE_ERR_OK; #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); }
void gwinFillStringBox(GHandle gh, coord_t x, coord_t y, coord_t cx, coord_t cy, const char* str, justify_t justify) { if (!((gh->flags & GWIN_FLG_VISIBLE)) || !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); }
void gwinDrawString(GHandle gh, coord_t x, coord_t y, const char *str) { if (!((gh->flags & GWIN_FLG_VISIBLE)) || !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 gwinClear(GHandle gh) { if (!((gh->flags & GWIN_FLG_VISIBLE))) return; #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 gwinSetEnabled(GHandle gh, bool_t enabled) { if (enabled) { if (!(gh->flags & GWIN_FLG_ENABLED)) { gh->flags |= GWIN_FLG_ENABLED; if ((gh->flags & GWIN_FLG_VISIBLE) && gh->vmt->Redraw) { #if GDISP_NEED_CLIP gdispSetClip(gh->x, gh->y, gh->width, gh->height); #endif gh->vmt->Redraw(gh); } } } else { if ((gh->flags & GWIN_FLG_ENABLED)) { gh->flags &= ~GWIN_FLG_ENABLED; if ((gh->flags & GWIN_FLG_VISIBLE) && gh->vmt->Redraw) { #if GDISP_NEED_CLIP gdispSetClip(gh->x, gh->y, gh->width, gh->height); #endif gh->vmt->Redraw(gh); } } } }
static void DrawHeader(const char *title, bool_t btnNext, bool_t btnPrev, bool_t btnPlusMinus) { #if GDISP_NEED_CLIP gdispSetClip(0, 0, swidth, sheight); #endif gdispFillStringBox(0, 0, swidth, bHeight, "Touch Calibration", font, uRed, White, justifyLeft); if (btnNext) gdispFillStringBox(swidth-1*bWidth, 0, bWidth , bHeight, "Next", font, Black, Gray, justifyCenter); if (btnPrev) gdispFillStringBox(swidth-2*bWidth, 0, bWidth-1, bHeight, "Prev", font, Black, Gray, justifyCenter); if (btnPlusMinus) { gdispFillStringBox(swidth-2*bWidth-1*bWidth2, 0, bWidth2-1, bHeight, "+", font, Black, Gray, justifyCenter); gdispFillStringBox(swidth-2*bWidth-2*bWidth2, 0, bWidth2-1, bHeight, "-", font, Black, Gray, justifyCenter); } gwinClear(ghc); gwinSetColor(ghc, Yellow); gwinPrintf(ghc, "\n%s\n\n", title); gwinSetColor(ghc, White); }
bool_t gwinImageOpenStream(GHandle gh, void *streamPtr) { if (gdispImageIsOpen(&widget(gh)->image)) gdispImageClose(&widget(gh)->image); if (!gdispImageSetBaseFileStreamReader(&widget(gh)->image, streamPtr)) return FALSE; if (gdispImageOpen(&widget(gh)->image) != GDISP_IMAGE_ERR_OK) return FALSE; if ((gh->flags & GWIN_FLG_VISIBLE)) { // Setting the clip here shouldn't be necessary if the redraw doesn't overdraw // but we put it in for safety anyway #if GDISP_NEED_CLIP gdispSetClip(gh->x, gh->y, gh->width, gh->height); #endif _redraw(gh); } return TRUE; }
static void _gwm_redim(GHandle gh, coord_t x, coord_t y, coord_t width, coord_t height) { gh->x = x; gh->y = y; gh->width = width; gh->height = height; if (gh->x < 0) { gh->width += gh->x; gh->x = 0; } if (gh->y < 0) { gh->height += gh->y; gh->y = 0; } if (gh->x > gdispGetWidth()-MIN_WIN_WIDTH) gh->x = gdispGetWidth()-MIN_WIN_WIDTH; if (gh->y > gdispGetHeight()-MIN_WIN_HEIGHT) gh->y = gdispGetHeight()-MIN_WIN_HEIGHT; if (gh->width < MIN_WIN_WIDTH) { gh->width = MIN_WIN_WIDTH; } if (gh->height < MIN_WIN_HEIGHT) { gh->height = MIN_WIN_HEIGHT; } if (gh->x+gh->width > gdispGetWidth()) gh->width = gdispGetWidth() - gh->x; if (gh->y+gh->height > gdispGetHeight()) gh->height = gdispGetHeight() - gh->y; // Redraw the window if ((gh->flags & GWIN_FLG_VISIBLE)) { if (gh->vmt->Redraw) { #if GDISP_NEED_CLIP gdispSetClip(gh->x, gh->y, gh->width, gh->height); #endif gh->vmt->Redraw(gh); } } }
static msg_t notepadThread(void *param) { GEventMouse *pem; GEventGWinButton *peb; GHandle ghc; (void)param; /* Get the display dimensions */ swidth = gdispGetWidth(); sheight = gdispGetHeight(); font = gdispOpenFont("UI2"); /* Initialize the mouse */ geventListenerInit(&gl); ginputGetMouse(0); initButtons(); /* Configure the GIF decoder with the toolbar Icon images */ gdispImageSetMemoryReader(&toolbarImageFilmstrip, toolbarIcons); gdispImageOpen(&toolbarImageFilmstrip); /* Set clip to the entire screen */ gdispSetClip(0, 0, swidth, sheight); /* Clear the screen with the window background * Also, draw the title bars */ gdispClear(nCurColorScheme.winBgColor); gdispDrawBox(0, 0, swidth, sheight, nCurColorScheme.titleBarColor); gdispFillArea(0, 0, swidth, NPAD_TITLEBAR_HEIGHT, nCurColorScheme.titleBarColor); gdispDrawStringBox(NPAD_TITLETEXT_START_X, NPAD_TITLETEXT_START_Y, swidth, NPAD_TITLEBAR_HEIGHT, NPAD_TITLETEXT_STR, font, nCurColorScheme.titleTextColor, justifyLeft); /* Create the drawing window, draw its border */ gdispDrawBox(NPAD_DRAWING_AREA_START_X - 1, NPAD_DRAWING_AREA_START_Y - 1, NPAD_DRAWING_AREA_WIDTH + 2, NPAD_DRAWING_AREA_HEIGHT + 2, nCurColorScheme.drawingWinBorder); nDrawingArea = gwinCreateWindow(NULL, NPAD_DRAWING_AREA_START_X, NPAD_DRAWING_AREA_START_Y, NPAD_DRAWING_AREA_WIDTH, NPAD_DRAWING_AREA_HEIGHT); /* Create the bottom status bar console */ ghc = gwinCreateConsole(NULL, NPAD_STATUSBAR_START_X, NPAD_STATUSBAR_START_Y, NPAD_STATUSBAR_WIDTH, NPAD_STATUSBAR_HEIGHT, font); gdispImageDraw(&toolbarImageFilmstrip, NPAD_STATUSBAR_ICON_START_X, NPAD_STATUSBAR_ICON_START_Y, NPAD_ICON_WIDTH, NPAD_ICON_HEIGHT, NPAD_ICON_START(12), 0); gwinSetBgColor(ghc, nCurColorScheme.winBgColor); gwinSetColor(ghc, Black); gstatusConsole = gwinGetConsoleStream(ghc); /* draw the buttons */ gwinSetColor(nDrawingArea, Black); gwinSetBgColor(nDrawingArea, White); gwinClear(nDrawingArea); gwinClear(ghc); drawButtons(); drawVButtons(); chprintf(gstatusConsole, "Welcome to ChibiOS/GFX Notepad demo."); ncoreSpawnDrawThread(nDrawingArea, gstatusConsole); while(TRUE) { pem = (GEventMouse *) geventEventWait(&gl, TIME_INFINITE); /* button pressed... */ if (pem->type == GEVENT_GWIN_BUTTON) { peb = (GEventGWinButton *)pem; if (peb->button == H(btnNew)) { // Reset all the settings selColorIndex = 0; selPenWidth = 0; ncoreSetMode(NCORE_MODE_DRAW); gwinSetColor(nDrawingArea, Black); gwinSetBgColor(nDrawingArea, White); // Refresh the buttons drawButtons(); drawVButtons(); gwinClear(nDrawingArea); chprintf(gstatusConsole, "\nScreen Cleared."); } else if (peb->button == H(btnOpen)) { chprintf(gstatusConsole, "\nFile Open not implemented."); } else if (peb->button == H(btnSave)) { chprintf(gstatusConsole, "\nFile Save not implemented."); } else if (peb->button == H(btnPencil)) { ncoreSetMode(NCORE_MODE_DRAW); drawVButtons(); chprintf(gstatusConsole, "\nPencil Tool Selected."); } else if (peb->button == H(btnEraser)) { ncoreSetMode(NCORE_MODE_ERASE); drawVButtons(); chprintf(gstatusConsole, "\nEraser Tool Selected."); } else if (peb->button == H(btnFill)) { ncoreSetMode(NCORE_MODE_FILL); drawVButtons(); chprintf(gstatusConsole, "\nFill Tool Selected."); } else if (peb->button == H(btnClose)) { break; } } } gwinDestroyWindow(ghc); // No need to destroy the buttons as they are statically allocated gdispCloseFont(font); ncoreTerminateDrawThread(); gdispImageClose(&toolbarImageFilmstrip); return 0; }
bool_t ginputCalibrateMouse(uint16_t instance) { #if !GINPUT_MOUSE_NEED_CALIBRATION (void) instance; return FALSE; #else const coord_t height = gdispGetHeight(); const coord_t width = gdispGetWidth(); const MousePoint cross[] = {{(width / 4), (height / 4)}, {(width - (width / 4)) , (height / 4)}, {(width - (width / 4)) , (height - (height / 4))}, {(width / 2), (height / 2)}}; /* Check point */ MousePoint points[GINPUT_MOUSE_CALIBRATION_POINTS]; const MousePoint *pc; MousePoint *pt; int32_t px, py; unsigned i, j; font_t font1, font2; #if GINPUT_MOUSE_MAX_CALIBRATION_ERROR >= 0 unsigned err; #endif if (instance || (MouseConfig.flags & FLG_IN_CAL)) return FALSE; font1 = gdispOpenFont(GINPUT_MOUSE_CALIBRATION_FONT); font2 = gdispOpenFont(GINPUT_MOUSE_CALIBRATION_FONT2); MouseConfig.flags |= FLG_IN_CAL; gtimerStop(&MouseTimer); MouseConfig.flags &= ~(FLG_CAL_OK|FLG_CAL_SAVED); #if GDISP_NEED_CONTROL gdispSetOrientation(GDISP_ROTATE_0); #endif #if GDISP_NEED_CLIP gdispSetClip(0, 0, width, height); #endif #if GINPUT_MOUSE_MAX_CALIBRATION_ERROR >= 0 while(1) { #endif gdispClear(Blue); gdispFillStringBox(0, 5, width, 30, GINPUT_MOUSE_CALIBRATION_TEXT, font1, White, Blue, justifyCenter); for(i = 0, pt = points, pc = cross; i < GINPUT_MOUSE_CALIBRATION_POINTS; i++, pt++, pc++) { _tsDrawCross(pc); do { /* Wait for the mouse to be pressed */ while(get_raw_reading(&MouseConfig.t), !(MouseConfig.t.buttons & GINPUT_MOUSE_BTN_LEFT)) chThdSleepMilliseconds(20); /* Average all the samples while the mouse is down */ for(px = py = 0, j = 0; chThdSleepMilliseconds(20), /* Settling time between readings */ get_raw_reading(&MouseConfig.t), (MouseConfig.t.buttons & GINPUT_MOUSE_BTN_LEFT); j++) { px += MouseConfig.t.x; py += MouseConfig.t.y; } } while(!j); pt->x = px / j; pt->y = py / j; _tsClearCross(pc); if (i >= 1 && pt->x == (pt-1)->x && pt->y == (pt-1)->y) { gdispFillStringBox(0, 35, width, 40, GINPUT_MOUSE_CALIBRATION_SAME_TEXT, font2, Red, Yellow, justifyCenter); chThdSleepMilliseconds(5000); gdispFillArea(0, 35, width, 40, Blue); } } /* Apply 3 point calibration algorithm */ _tsDo3PointCalibration(cross, points, &MouseConfig.caldata); /* Verification of correctness of calibration (optional) : * See if the 4th point (Middle of the screen) coincides with the calibrated * result. If point is within +/- Squareroot(ERROR) pixel margin, then successful calibration * Else, start from the beginning. */ #if GINPUT_MOUSE_MAX_CALIBRATION_ERROR >= 0 /* Transform the co-ordinates */ MouseConfig.t.x = points[3].x; MouseConfig.t.y = points[3].y; _tsTransform(&MouseConfig.t, &MouseConfig.caldata); /* Calculate the delta */ err = (MouseConfig.t.x - cross[3].x) * (MouseConfig.t.x - cross[3].x) + (MouseConfig.t.y - cross[3].y) * (MouseConfig.t.y - cross[3].y); if (err <= GINPUT_MOUSE_MAX_CALIBRATION_ERROR * GINPUT_MOUSE_MAX_CALIBRATION_ERROR) break; gdispFillStringBox(0, 35, width, 40, GINPUT_MOUSE_CALIBRATION_ERROR_TEXT, font2, Red, Yellow, justifyCenter); chThdSleepMilliseconds(5000); } #endif // Restart everything gdispCloseFont(font1); gdispCloseFont(font2); MouseConfig.flags |= FLG_CAL_OK; MouseConfig.last_buttons = 0; get_calibrated_reading(&MouseConfig.t); MouseConfig.flags &= ~FLG_IN_CAL; if ((MouseConfig.flags & FLG_INIT_DONE)) gtimerStart(&MouseTimer, MousePoll, 0, TRUE, GINPUT_MOUSE_POLL_PERIOD); // Save the calibration data (if possible) if (MouseConfig.fnsavecal) { MouseConfig.fnsavecal(instance, (const uint8_t *)&MouseConfig.caldata, sizeof(MouseConfig.caldata)); MouseConfig.flags |= FLG_CAL_SAVED; } return TRUE; #endif }
/* Core thread */ static msg_t ncoreDrawThread(void *msg) { GEventMouse ev, evPrev; coord_t dx, dy; int state = 0, dist; (void)msg; ginputGetMouseStatus(0, &evPrev); while (1) { // Exit signal received? If yes, terminate. if (chThdShouldTerminate()) return 0; ginputGetMouseStatus(0, &ev); switch(state) { case 0: if (ev.meta == GMETA_MOUSE_DOWN) { state = 1; if (nMode == NCORE_MODE_FILL && PEN_IN_DRAWING_AREA(ev)) { // Set bgcolor to current color, clear the display. ncoreDrawingArea->bgcolor = ncoreDrawingArea->color; gwinClear(ncoreDrawingArea); } } else chThdYield(); break; case 1: if (ev.meta == GMETA_MOUSE_UP) { state = 0; //chprintf(nStatusConsole, "\nPen Up: (%d, %d)", ev.x, ev.y); break; } dx = abs(ev.x - evPrev.x); dy = abs(ev.y - evPrev.y); dist = dx * dx + dy * dy; if (dist > 0) { gdispSetClip(ncoreDrawingArea->x, ncoreDrawingArea->y, ncoreDrawingArea->width, ncoreDrawingArea->height); if (PEN_IN_DRAWING_AREA(ev)){ // Do Interpolation if (dist <= 2) { draw_point(ev.x, ev.y); } else if (dist <= 5) { // Line drawing does not give good results for this case. // So draw two pixels directly draw_point(ev.x, ev.y); draw_point((ev.x + evPrev.x) / 2, (ev.y + evPrev.y) / 2); } else if (dx * dx <= MAX_DX && dy * dy <= MAX_DY) { draw_line(ev.x, ev.y, evPrev.x, evPrev.y); } } //chprintf(nStatusConsole, "\nPen Down: (%d, %d)", ev.x, ev.y); } break; } evPrev = ev; } return 0; }