/* * 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 */ /** * @file drivers/multiple/Win32/gdisp_lld.c * @brief GDISP Graphics Driver subsystem low level driver source for Win32. * * @addtogroup GDISP * @{ */ #include "gfx.h" #if GFX_USE_GDISP /*|| defined(__DOXYGEN__)*/ #include #include #include #include #include #include #ifndef GDISP_SCREEN_WIDTH #define GDISP_SCREEN_WIDTH 640 #endif #ifndef GDISP_SCREEN_HEIGHT #define GDISP_SCREEN_HEIGHT 480 #endif #if GINPUT_NEED_TOGGLE /* Include toggle support code */ #include "ginput/lld/toggle.h" const GToggleConfig GInputToggleConfigTable[GINPUT_TOGGLE_CONFIG_ENTRIES] = { {0, 0xFF, 0x00, 0}, }; #endif #if GINPUT_NEED_MOUSE /* Include mouse support code */ #include "ginput/lld/mouse.h" #endif /* Include the emulation code for things we don't support */ #include "gdisp/lld/emulation.c" /*===========================================================================*/ /* Driver local routines . */ /*===========================================================================*/ #define WIN32_USE_MSG_REDRAW FALSE #if GINPUT_NEED_TOGGLE #define WIN32_BUTTON_AREA 16 #else #define WIN32_BUTTON_AREA 0 #endif #define APP_NAME "GDISP" #define COLOR2BGR(c) ((((c) & 0xFF)<<16)|((c) & 0xFF00)|(((c)>>16) & 0xFF)) #define BGR2COLOR(c) COLOR2BGR(c) static HWND winRootWindow = NULL; static HDC dcBuffer = NULL; static HBITMAP dcBitmap = NULL; static HBITMAP dcOldBitmap; static volatile bool_t isReady = FALSE; static coord_t wWidth, wHeight; #if GINPUT_NEED_MOUSE static coord_t mousex, mousey; static uint16_t mousebuttons; #endif #if GINPUT_NEED_TOGGLE static uint8_t toggles = 0; #endif static LRESULT myWindowProc(HWND hWnd, UINT Msg, WPARAM wParam, LPARAM lParam) { HDC dc; PAINTSTRUCT ps; #if GINPUT_NEED_TOGGLE HBRUSH hbrOn, hbrOff; HPEN pen; RECT rect; HGDIOBJ old; POINT p; coord_t pos; uint8_t bit; #endif switch (Msg) { case WM_CREATE: break; case WM_LBUTTONDOWN: #if GINPUT_NEED_MOUSE if ((coord_t)HIWORD(lParam) < wHeight) { mousebuttons |= GINPUT_MOUSE_BTN_LEFT; goto mousemove; } #endif #if GINPUT_NEED_TOGGLE bit = 1 << ((coord_t)LOWORD(lParam)*8/wWidth); toggles ^= bit; rect.left = 0; rect.right = wWidth; rect.top = wHeight; rect.bottom = wHeight + WIN32_BUTTON_AREA; InvalidateRect(hWnd, &rect, FALSE); UpdateWindow(hWnd); #if GINPUT_TOGGLE_POLL_PERIOD == TIME_INFINITE ginputToggleWakeup(); #endif #endif break; case WM_LBUTTONUP: #if GINPUT_NEED_TOGGLE if ((toggles & 0xF0)) { toggles &= 0x0F; rect.left = 0; rect.right = wWidth; rect.top = wHeight; rect.bottom = wHeight + WIN32_BUTTON_AREA; InvalidateRect(hWnd, &rect, FALSE); UpdateWindow(hWnd); #if GINPUT_TOGGLE_POLL_PERIOD == TIME_INFINITE ginputToggleWakeup(); #endif } #endif #if GINPUT_NEED_MOUSE if ((coord_t)HIWORD(lParam) < wHeight) { mousebuttons &= ~GINPUT_MOUSE_BTN_LEFT; goto mousemove; } #endif break; #if GINPUT_NEED_MOUSE case WM_MBUTTONDOWN: if ((coord_t)HIWORD(lParam) < wHeight) { mousebuttons |= GINPUT_MOUSE_BTN_MIDDLE; goto mousemove; } break; case WM_MBUTTONUP: if ((coord_t)HIWORD(lParam) < wHeight) { mousebuttons &= ~GINPUT_MOUSE_BTN_MIDDLE; goto mousemove; } break; case WM_RBUTTONDOWN: if ((coord_t)HIWORD(lParam) < wHeight) { mousebuttons |= GINPUT_MOUSE_BTN_RIGHT; goto mousemove; } break; case WM_RBUTTONUP: if ((coord_t)HIWORD(lParam) < wHeight) { mousebuttons &= ~GINPUT_MOUSE_BTN_RIGHT; goto mousemove; } break; case WM_MOUSEMOVE: if ((coord_t)HIWORD(lParam) >= wHeight) break; mousemove: mousex = (coord_t)LOWORD(lParam); mousey = (coord_t)HIWORD(lParam); #if GINPUT_MOUSE_POLL_PERIOD == TIME_INFINITE ginputMouseWakeup(); #endif break; #endif case WM_SYSKEYDOWN: case WM_KEYDOWN: case WM_SYSKEYUP: case WM_KEYUP: break; case WM_CHAR: case WM_DEADCHAR: case WM_SYSCHAR: case WM_SYSDEADCHAR: break; case WM_PAINT: dc = BeginPaint(hWnd, &ps); BitBlt(dc, ps.rcPaint.left, ps.rcPaint.top, ps.rcPaint.right - ps.rcPaint.left, (ps.rcPaint.bottom > wHeight ? wHeight : ps.rcPaint.bottom) - ps.rcPaint.top, dcBuffer, ps.rcPaint.left, ps.rcPaint.top, SRCCOPY); #if GINPUT_NEED_TOGGLE if (ps.rcPaint.bottom >= wHeight) { pen = CreatePen(PS_SOLID, 1, COLOR2BGR(Black)); hbrOn = CreateSolidBrush(COLOR2BGR(Blue)); hbrOff = CreateSolidBrush(COLOR2BGR(Gray)); old = SelectObject(dc, pen); MoveToEx(dc, 0, wHeight, &p); LineTo(dc, wWidth, wHeight); for(pos = 0, bit=1; pos < wWidth; pos=rect.right, bit <<= 1) { rect.left = pos; rect.right = pos + wWidth/8; rect.top = wHeight; rect.bottom = wHeight + WIN32_BUTTON_AREA; FillRect(dc, &rect, (toggles & bit) ? hbrOn : hbrOff); if (pos > 0) { MoveToEx(dc, rect.left, rect.top, &p); LineTo(dc, rect.left, rect.bottom); } } DeleteObject(hbrOn); DeleteObject(hbrOff); SelectObject(dc, old); } #endif EndPaint(hWnd, &ps); break; case WM_DESTROY: PostQuitMessage(0); SelectObject(dcBuffer, dcOldBitmap); DeleteDC(dcBuffer); DeleteObject(dcBitmap); winRootWindow = NULL; break; default: return DefWindowProc(hWnd, Msg, wParam, lParam); } return 0; } static void InitWindow(void) { HANDLE hInstance; WNDCLASS wc; RECT rect; HDC dc; hInstance = GetModuleHandle(NULL); wc.style = CS_HREDRAW | CS_VREDRAW; // | CS_OWNDC; wc.lpfnWndProc = (WNDPROC)myWindowProc; wc.cbClsExtra = 0; wc.cbWndExtra = 0; wc.hInstance = hInstance; wc.hIcon = LoadIcon(NULL, IDI_APPLICATION); wc.hCursor = LoadCursor(NULL, IDC_ARROW); wc.hbrBackground = GetStockObject(WHITE_BRUSH); wc.lpszMenuName = NULL; wc.lpszClassName = APP_NAME; RegisterClass(&wc); rect.top = 0; rect.bottom = wHeight+WIN32_BUTTON_AREA; rect.left = 0; rect.right = wWidth; AdjustWindowRect(&rect, WS_OVERLAPPED|WS_CAPTION|WS_SYSMENU, 0); winRootWindow = CreateWindow(APP_NAME, "", WS_OVERLAPPED|WS_CAPTION|WS_SYSMENU, 0, 0, rect.right-rect.left, rect.bottom-rect.top, 0, 0, hInstance, NULL); assert(winRootWindow != NULL); GetClientRect(winRootWindow, &rect); wWidth = rect.right-rect.left; wHeight = rect.bottom - rect.top - WIN32_BUTTON_AREA; dc = GetDC(winRootWindow); dcBitmap = CreateCompatibleBitmap(dc, wWidth, wHeight); dcBuffer = CreateCompatibleDC(dc); ReleaseDC(winRootWindow, dc); dcOldBitmap = SelectObject(dcBuffer, dcBitmap); ShowWindow(winRootWindow, SW_SHOW); UpdateWindow(winRootWindow); isReady = TRUE; } static DECLARE_THREAD_STACK(waWindowThread, 1024); static DECLARE_THREAD_FUNCTION(WindowThread, param) { (void)param; MSG msg; InitWindow(); do { gfxSleepMilliseconds(1); while(PeekMessage(&msg, NULL, 0, 0, PM_REMOVE)) { TranslateMessage(&msg); DispatchMessage(&msg); } } while (msg.message != WM_QUIT); ExitProcess(0); return msg.wParam; } /*===========================================================================*/ /* Driver exported functions. */ /*===========================================================================*/ /* ---- Required Routines ---- */ /* The following 2 routines are required. All other routines are optional. */ /** * @brief Low level GDISP driver initialisation. * @return TRUE if successful, FALSE on error. * * @notapi */ bool_t gdisp_lld_init(void) { RECT rect; gfxThreadHandle hth; /* Set the window dimensions */ GetWindowRect(GetDesktopWindow(), &rect); wWidth = rect.right - rect.left; wHeight = rect.bottom - rect.top - WIN32_BUTTON_AREA; if (wWidth > GDISP_SCREEN_WIDTH) wWidth = GDISP_SCREEN_WIDTH; if (wHeight > GDISP_SCREEN_HEIGHT) wHeight = GDISP_SCREEN_HEIGHT; /* Initialise the window */ if (!(hth = gfxThreadCreate(waWindowThread, sizeof(waWindowThread), HIGH_PRIORITY, WindowThread, 0))) { fprintf(stderr, "Cannot create window thread\n"); exit(-1); } gfxThreadClose(hth); while (!isReady) Sleep(1); /* Initialise the GDISP structure to match */ GDISP.Orientation = GDISP_ROTATE_0; GDISP.Powermode = powerOn; GDISP.Backlight = 100; GDISP.Contrast = 50; GDISP.Width = wWidth; GDISP.Height = wHeight; #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP GDISP.clipx0 = 0; GDISP.clipy0 = 0; GDISP.clipx1 = GDISP.Width; GDISP.clipy1 = GDISP.Height; #endif return TRUE; } /** * @brief Draws a pixel on the display. * * @param[in] x X location of the pixel * @param[in] y Y location of the pixel * @param[in] color The color of the pixel * * @notapi */ void gdisp_lld_draw_pixel(coord_t x, coord_t y, color_t color) { HDC dc; #if WIN32_USE_MSG_REDRAW RECT rect; #endif #if GDISP_NEED_CONTROL coord_t t; #endif #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP // Clip pre orientation change if (x < GDISP.clipx0 || y < GDISP.clipy0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; #endif #if GDISP_NEED_CONTROL switch(GDISP.Orientation) { case GDISP_ROTATE_0: break; case GDISP_ROTATE_90: t = GDISP.Height - 1 - y; y = x; x = t; break; case GDISP_ROTATE_180: x = GDISP.Width - 1 - x; y = GDISP.Height - 1 - y; break; case GDISP_ROTATE_270: t = GDISP.Width - 1 - x; x = y; y = t; break; } #endif // Draw the pixel in the buffer color = COLOR2BGR(color); SetPixel(dcBuffer, x, y, color); #if WIN32_USE_MSG_REDRAW rect.left = x; rect.right = x+1; rect.top = y; rect.bottom = y+1; InvalidateRect(winRootWindow, &rect, FALSE); UpdateWindow(winRootWindow); #else // Draw the pixel again directly on the screen. // This is cheaper than invalidating a single pixel in the window dc = GetDC(winRootWindow); SetPixel(dc, x, y, color); ReleaseDC(winRootWindow, dc); #endif } /* ---- Optional Routines ---- */ #if GDISP_HARDWARE_LINES || defined(__DOXYGEN__) /** * @brief Draw a line. * @note Optional - The high level driver can emulate using software. * * @param[in] x0, y0 The start of the line * @param[in] x1, y1 The end of the line * @param[in] color The color of the line * * @notapi */ void gdisp_lld_draw_line(coord_t x0, coord_t y0, coord_t x1, coord_t y1, color_t color) { POINT p; HPEN pen; HDC dc; HGDIOBJ old; #if GDISP_NEED_CLIP HRGN clip; #endif #if WIN32_USE_MSG_REDRAW RECT rect; #endif #if GDISP_NEED_CONTROL coord_t t; #endif #if GDISP_NEED_CLIP clip = NULL; #endif #if GDISP_NEED_CONTROL switch(GDISP.Orientation) { case GDISP_ROTATE_0: #if GDISP_NEED_CLIP // Clip post orientation change if (GDISP.clipx0 != 0 || GDISP.clipy0 != 0 || GDISP.clipx1 != GDISP.Width || GDISP.clipy1 != GDISP.Height) clip = CreateRectRgn(GDISP.clipx0, GDISP.clipy0, GDISP.clipx1, GDISP.clipy1); #endif break; case GDISP_ROTATE_90: t = GDISP.Height - 1 - y0; y0 = x0; x0 = t; t = GDISP.Height - 1 - y1; y1 = x1; x1 = t; #if GDISP_NEED_CLIP // Clip post orientation change if (GDISP.clipx0 != 0 || GDISP.clipy0 != 0 || GDISP.clipx1 != GDISP.Width || GDISP.clipy1 != GDISP.Height) clip = CreateRectRgn(GDISP.Height-1-GDISP.clipy1, GDISP.clipx0, GDISP.Height-1-GDISP.clipy0, GDISP.clipx1); #endif break; case GDISP_ROTATE_180: x0 = GDISP.Width - 1 - x0; y0 = GDISP.Height - 1 - y0; x1 = GDISP.Width - 1 - x1; y1 = GDISP.Height - 1 - y1; #if GDISP_NEED_CLIP // Clip post orientation change if (GDISP.clipx0 != 0 || GDISP.clipy0 != 0 || GDISP.clipx1 != GDISP.Width || GDISP.clipy1 != GDISP.Height) clip = CreateRectRgn(GDISP.Width-1-GDISP.clipx1, GDISP.Height-1-GDISP.clipy1, GDISP.Width-1-GDISP.clipx0, GDISP.Height-1-GDISP.clipy0); #endif break; case GDISP_ROTATE_270: t = GDISP.Width - 1 - x0; x0 = y0; y0 = t; t = GDISP.Width - 1 - x1; x1 = y1; y1 = t; #if GDISP_NEED_CLIP // Clip post orientation change if (GDISP.clipx0 != 0 || GDISP.clipy0 != 0 || GDISP.clipx1 != GDISP.Width || GDISP.clipy1 != GDISP.Height) clip = CreateRectRgn(GDISP.clipy0, GDISP.Width-1-GDISP.clipx1, GDISP.clipy1, GDISP.Width-1-GDISP.clipx0); #endif break; } #else #if GDISP_NEED_CLIP clip = NULL; if (GDISP.clipx0 != 0 || GDISP.clipy0 != 0 || GDISP.clipx1 != GDISP.Width || GDISP.clipy1 != GDISP.Height) clip = CreateRectRgn(GDISP.clipx0, GDISP.clipy0, GDISP.clipx1, GDISP.clipy1); #endif #endif color = COLOR2BGR(color); pen = CreatePen(PS_SOLID, 1, color); if (pen) { // Draw the line in the buffer #if GDISP_NEED_CLIP if (clip) SelectClipRgn(dcBuffer, clip); #endif old = SelectObject(dcBuffer, pen); MoveToEx(dcBuffer, x0, y0, &p); LineTo(dcBuffer, x1, y1); SelectObject(dcBuffer, old); SetPixel(dcBuffer, x1, y1, color); #if GDISP_NEED_CLIP if (clip) SelectClipRgn(dcBuffer, NULL); #endif #if WIN32_USE_MSG_REDRAW rect.left = x0; rect.right = x1+1; rect.top = y0; rect.bottom = y1+1; InvalidateRect(winRootWindow, &rect, FALSE); UpdateWindow(winRootWindow); #else // Redrawing the line on the screen is cheaper than invalidating the whole rectangular area dc = GetDC(winRootWindow); #if GDISP_NEED_CLIP if (clip) SelectClipRgn(dc, clip); #endif old = SelectObject(dc, pen); MoveToEx(dc, x0, y0, &p); LineTo(dc, x1, y1); SelectObject(dc, old); SetPixel(dc, x1, y1, color); #if GDISP_NEED_CLIP if (clip) SelectClipRgn(dc, NULL); #endif ReleaseDC(winRootWindow, dc); #endif DeleteObject(pen); } } #endif #if GDISP_HARDWARE_FILLS || defined(__DOXYGEN__) /** * @brief Fill an area with a color. * @note Optional - The high level driver can emulate using software. * * @param[in] x, y The start filled area * @param[in] cx, cy The width and height to be filled * @param[in] color The color of the fill * * @notapi */ void gdisp_lld_fill_area(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) { HDC dc; RECT rect; HBRUSH hbr; #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP // Clip pre orientation change if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; } if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; } if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x; if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y; #endif #if GDISP_NEED_CONTROL switch(GDISP.Orientation) { case GDISP_ROTATE_0: rect.top = y; rect.bottom = rect.top+cy; rect.left = x; rect.right = rect.left+cx; break; case GDISP_ROTATE_90: rect.top = x; rect.bottom = rect.top+cx; rect.right = GDISP.Height - y; rect.left = rect.right-cy; break; case GDISP_ROTATE_180: rect.bottom = GDISP.Height - y; rect.top = rect.bottom-cy; rect.right = GDISP.Width - x; rect.left = rect.right-cx; break; case GDISP_ROTATE_270: rect.bottom = GDISP.Width - x; rect.top = rect.bottom-cx; rect.left = y; rect.right = rect.left+cy; break; } #else rect.top = y; rect.bottom = rect.top+cy; rect.left = x; rect.right = rect.left+cx; #endif color = COLOR2BGR(color); hbr = CreateSolidBrush(color); if (hbr) { // Fill the area FillRect(dcBuffer, &rect, hbr); #if WIN32_USE_MSG_REDRAW InvalidateRect(winRootWindow, &rect, FALSE); UpdateWindow(winRootWindow); #else // Filling the area directly on the screen is likely to be cheaper than invalidating it dc = GetDC(winRootWindow); FillRect(dc, &rect, hbr); ReleaseDC(winRootWindow, dc); #endif DeleteObject(hbr); } } #endif #if (GDISP_HARDWARE_BITFILLS && GDISP_NEED_CONTROL) || defined(__DOXYGEN__) static pixel_t *rotateimg(coord_t cx, coord_t cy, coord_t srcx, coord_t srccx, const pixel_t *buffer) { pixel_t *dstbuf; pixel_t *dst; const pixel_t *src; size_t sz; coord_t i, j; // Shortcut. if (GDISP.Orientation == GDISP_ROTATE_0 && srcx == 0 && cx == srccx) return (pixel_t *)buffer; // Allocate the destination buffer sz = (size_t)cx * (size_t)cy; if (!(dstbuf = (pixel_t *)malloc(sz * sizeof(pixel_t)))) return 0; // Copy the bits we need switch(GDISP.Orientation) { case GDISP_ROTATE_0: for(dst = dstbuf, src = buffer+srcx, j = 0; j < cy; j++) for(i = 0; i < cx; i++, src += srccx - cx) *dst++ = *src++; break; case GDISP_ROTATE_90: for(src = buffer+srcx, j = 0; j < cy; j++) { dst = dstbuf+cy-j-1; for(i = 0; i < cx; i++, src += srccx - cx, dst += cy) *dst = *src++; } break; case GDISP_ROTATE_180: for(dst = dstbuf+sz, src = buffer+srcx, j = 0; j < cy; j++) for(i = 0; i < cx; i++, src += srccx - cx) *--dst = *src++; break; case GDISP_ROTATE_270: for(src = buffer+srcx, j = 0; j < cy; j++) { dst = dstbuf+sz-cy+j; for(i = 0; i < cx; i++, src += srccx - cx, dst -= cy) *dst = *src++; } break; } return dstbuf; } #endif #if GDISP_HARDWARE_BITFILLS || defined(__DOXYGEN__) /** * @brief Fill an area with a bitmap. * @note Optional - The high level driver can emulate using software. * * @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. * * @notapi */ void gdisp_lld_blit_area_ex(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) { BITMAPV4HEADER bmpInfo; RECT rect; #if GDISP_NEED_CONTROL pixel_t *srcimg; #endif #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP // Clip pre orientation change if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; srcx += GDISP.clipx0 - x; x = GDISP.clipx0; } if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; srcy += GDISP.clipy0 - y; y = GDISP.clipy0; } if (srcx+cx > srccx) cx = srccx - srcx; if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x; if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y; #endif // Make everything relative to the start of the line buffer += srccx*srcy; srcy = 0; memset(&bmpInfo, 0, sizeof(bmpInfo)); bmpInfo.bV4Size = sizeof(bmpInfo); bmpInfo.bV4Planes = 1; bmpInfo.bV4BitCount = 32; bmpInfo.bV4AlphaMask = 0; bmpInfo.bV4RedMask = RGB2COLOR(255,0,0); bmpInfo.bV4GreenMask = RGB2COLOR(0,255,0); bmpInfo.bV4BlueMask = RGB2COLOR(0,0,255); bmpInfo.bV4V4Compression = BI_BITFIELDS; bmpInfo.bV4XPelsPerMeter = 3078; bmpInfo.bV4YPelsPerMeter = 3078; bmpInfo.bV4ClrUsed = 0; bmpInfo.bV4ClrImportant = 0; bmpInfo.bV4CSType = 0; //LCS_sRGB; #if GDISP_NEED_CONTROL bmpInfo.bV4SizeImage = (cy*cx) * sizeof(pixel_t); srcimg = rotateimg(cx, cy, srcx, srccx, buffer); if (!srcimg) return; switch(GDISP.Orientation) { case GDISP_ROTATE_0: bmpInfo.bV4Width = cx; bmpInfo.bV4Height = -cy; /* top-down image */ rect.top = y; rect.bottom = rect.top+cy; rect.left = x; rect.right = rect.left+cx; break; case GDISP_ROTATE_90: bmpInfo.bV4Width = cy; bmpInfo.bV4Height = -cx; /* top-down image */ rect.top = x; rect.bottom = rect.top+cx; rect.right = GDISP.Height - y; rect.left = rect.right-cy; break; case GDISP_ROTATE_180: bmpInfo.bV4Width = cx; bmpInfo.bV4Height = -cy; /* top-down image */ rect.bottom = GDISP.Height - y; rect.top = rect.bottom-cy; rect.right = GDISP.Width - x; rect.left = rect.right-cx; break; case GDISP_ROTATE_270: bmpInfo.bV4Width = cy; bmpInfo.bV4Height = -cx; /* top-down image */ rect.bottom = GDISP.Width - x; rect.top = rect.bottom-cx; rect.left = y; rect.right = rect.left+cy; break; } SetDIBitsToDevice(dcBuffer, rect.left, rect.top, rect.right-rect.left, rect.bottom-rect.top, 0, 0, 0, rect.bottom-rect.top, srcimg, (BITMAPINFO*)&bmpInfo, DIB_RGB_COLORS); if (srcimg != (pixel_t *)buffer) free(srcimg); #else bmpInfo.bV4Width = srccx; bmpInfo.bV4Height = -cy; /* top-down image */ bmpInfo.bV4SizeImage = (cy*srccx) * sizeof(pixel_t); rect.top = y; rect.bottom = rect.top+cy; rect.left = x; rect.right = rect.left+cx; SetDIBitsToDevice(dcBuffer, x, y, cx, cy, srcx, 0, 0, cy, buffer, (BITMAPINFO*)&bmpInfo, DIB_RGB_COLORS); #endif // Invalidate the region to get it on the screen. InvalidateRect(winRootWindow, &rect, FALSE); UpdateWindow(winRootWindow); } #endif #if (GDISP_NEED_PIXELREAD && GDISP_HARDWARE_PIXELREAD) || defined(__DOXYGEN__) /** * @brief Get the color of a particular pixel. * @note Optional. * @note If x,y is off the screen, the result is undefined. * @return The color of the specified pixel. * * @param[in] x, y The start of the text * * @notapi */ color_t gdisp_lld_get_pixel_color(coord_t x, coord_t y) { color_t color; #if GDISP_NEED_CONTROL coord_t t; #endif #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP // Clip pre orientation change if (x < 0 || x >= GDISP.Width || y < 0 || y >= GDISP.Height) return 0; #endif #if GDISP_NEED_CONTROL switch(GDISP.Orientation) { case GDISP_ROTATE_0: break; case GDISP_ROTATE_90: t = GDISP.Height - 1 - y; y = x; x = t; break; case GDISP_ROTATE_180: x = GDISP.Width - 1 - x; y = GDISP.Height - 1 - y; break; case GDISP_ROTATE_270: t = GDISP.Width - 1 - x; x = y; y = t; break; } #endif color = GetPixel(dcBuffer, x, y); return BGR2COLOR(color); } #endif #if (GDISP_NEED_SCROLL && GDISP_HARDWARE_SCROLL) || defined(__DOXYGEN__) /** * @brief Scroll vertically a section of the screen. * @note Optional. * @note If x,y + cx,cy is off the screen, the result is undefined. * @note If lines is >= cy, it is equivelent to a area fill with bgcolor. * * @param[in] x, y The start of the area to be scrolled * @param[in] cx, cy The size of the area to be scrolled * @param[in] lines The number of lines to scroll (Can be positive or negative) * @param[in] bgcolor The color to fill the newly exposed area. * * @notapi */ void gdisp_lld_vertical_scroll(coord_t x, coord_t y, coord_t cx, coord_t cy, int lines, color_t bgcolor) { RECT rect, frect, srect; HBRUSH hbr; #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP // Clip pre orientation change if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; } if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; } if (!lines || cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x; if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y; #endif if (lines > cy) lines = cy; else if (-lines > cy) lines = -cy; bgcolor = COLOR2BGR(bgcolor); hbr = CreateSolidBrush(bgcolor); #if GDISP_NEED_CONTROL switch(GDISP.Orientation) { case GDISP_ROTATE_0: rect.top = y; rect.bottom = rect.top+cy; rect.left = x; rect.right = rect.left+cx; lines = -lines; goto vertical_scroll; case GDISP_ROTATE_90: rect.top = x; rect.bottom = rect.top+cx; rect.right = GDISP.Height - y; rect.left = rect.right-cy; goto horizontal_scroll; case GDISP_ROTATE_180: rect.bottom = GDISP.Height - y; rect.top = rect.bottom-cy; rect.right = GDISP.Width - x; rect.left = rect.right-cx; vertical_scroll: srect.left = frect.left = rect.left; srect.right = frect.right = rect.right; if (lines > 0) { srect.top = frect.top = rect.top; frect.bottom = rect.top+lines; srect.bottom = rect.bottom-lines; } else { srect.bottom = frect.bottom = rect.bottom; frect.top = rect.bottom+lines; srect.top = rect.top-lines; } if (cy >= lines && cy >= -lines) ScrollDC(dcBuffer, 0, lines, &srect, 0, 0, 0); break; case GDISP_ROTATE_270: rect.bottom = GDISP.Width - x; rect.top = rect.bottom-cx; rect.left = y; rect.right = rect.left+cy; lines = -lines; horizontal_scroll: srect.top = frect.top = rect.top; srect.bottom = frect.bottom = rect.bottom; if (lines > 0) { srect.left = frect.left = rect.left; frect.right = rect.left+lines; srect.right = rect.right-lines; } else { srect.right = frect.right = rect.right; frect.left = rect.right+lines; srect.left = rect.left-lines; } if (cy >= lines && cy >= -lines) ScrollDC(dcBuffer, lines, 0, &srect, 0, 0, 0); break; } #else rect.top = y; rect.bottom = rect.top+cy; rect.left = x; rect.right = rect.left+cx; lines = -lines; srect.left = frect.left = rect.left; srect.right = frect.right = rect.right; if (lines > 0) { srect.top = frect.top = rect.top; frect.bottom = rect.top+lines; srect.bottom = rect.bottom-lines; } else { srect.bottom = frect.bottom = rect.bottom; frect.top = rect.bottom+lines; srect.top = rect.top-lines; } if (cy >= lines && cy >= -lines) ScrollDC(dcBuffer, 0, lines, &srect, 0, 0, 0); #endif if (hbr) FillRect(dcBuffer, &frect, hbr); InvalidateRect(winRootWindow, &rect, FALSE); UpdateWindow(winRootWindow); } #endif #if (GDISP_NEED_CONTROL && GDISP_HARDWARE_CONTROL) || defined(__DOXYGEN__) /** * @brief Driver Control * @detail Unsupported control codes are ignored. * @note The value parameter should always be typecast to (void *). * @note There are some predefined and some specific to the low level driver. * @note GDISP_CONTROL_POWER - Takes a gdisp_powermode_t * GDISP_CONTROL_ORIENTATION - Takes a gdisp_orientation_t * GDISP_CONTROL_BACKLIGHT - Takes an int from 0 to 100. For a driver * that only supports off/on anything other * than zero is on. * GDISP_CONTROL_CONTRAST - Takes an int from 0 to 100. * GDISP_CONTROL_LLD - Low level driver control constants start at * this value. * * @param[in] what What to do. * @param[in] value The value to use (always cast to a void *). * * @notapi */ void gdisp_lld_control(unsigned what, void *value) { switch(what) { case GDISP_CONTROL_ORIENTATION: if (GDISP.Orientation == (gdisp_orientation_t)value) return; switch((gdisp_orientation_t)value) { case GDISP_ROTATE_0: GDISP.Width = wWidth; GDISP.Height = wHeight; break; case GDISP_ROTATE_90: GDISP.Height = wWidth; GDISP.Width = wHeight; break; case GDISP_ROTATE_180: GDISP.Width = wWidth; GDISP.Height = wHeight; break; case GDISP_ROTATE_270: GDISP.Height = wWidth; GDISP.Width = wHeight; break; default: return; } #if GDISP_NEED_CLIP || GDISP_NEED_VALIDATION GDISP.clipx0 = 0; GDISP.clipy0 = 0; GDISP.clipx1 = GDISP.Width; GDISP.clipy1 = GDISP.Height; #endif GDISP.Orientation = (gdisp_orientation_t)value; return; /* case GDISP_CONTROL_POWER: case GDISP_CONTROL_BACKLIGHT: case GDISP_CONTROL_CONTRAST: */ } } #endif #if GINPUT_NEED_MOUSE void ginput_lld_mouse_init(void) {} void ginput_lld_mouse_get_reading(MouseReading *pt) { pt->x = mousex; pt->y = mousey > wHeight ? wHeight : mousey; pt->z = (mousebuttons & GINPUT_MOUSE_BTN_LEFT) ? 100 : 0; pt->buttons = mousebuttons; } #endif /* GINPUT_NEED_MOUSE */ #if GINPUT_NEED_TOGGLE void ginput_lld_toggle_init(const GToggleConfig *ptc) { (void) ptc; } unsigned ginput_lld_toggle_getbits(const GToggleConfig *ptc) { (void) ptc; return toggles; } #endif /* GINPUT_NEED_MOUSE */ #endif /* GFX_USE_GDISP */ /** @} */