diff options
Diffstat (limited to 'drivers/multiple/Win32/gdisp_lld.c')
| -rw-r--r-- | drivers/multiple/Win32/gdisp_lld.c | 910 |
1 files changed, 910 insertions, 0 deletions
diff --git a/drivers/multiple/Win32/gdisp_lld.c b/drivers/multiple/Win32/gdisp_lld.c new file mode 100644 index 00000000..72ad0554 --- /dev/null +++ b/drivers/multiple/Win32/gdisp_lld.c @@ -0,0 +1,910 @@ +/*
+ ChibiOS/RT - Copyright (C) 2012
+ Joel Bodenmann aka Tectu <joel@unormal.org>
+
+ This file is part of ChibiOS/GFX.
+
+ ChibiOS/GFX is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ ChibiOS/GFX is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/**
+ * @file drivers/gdisp/Win32/gdisp_lld.c
+ * @brief GDISP Graphics Driver subsystem low level driver source for Win32.
+ *
+ * @addtogroup GDISP
+ * @{
+ */
+
+#include "ch.h"
+#include "hal.h"
+#include "gdisp.h"
+
+#if GFX_USE_GDISP /*|| defined(__DOXYGEN__)*/
+
+/* Include mouse support code */
+#include "lld/ginput/mouse.h"
+
+/* Include the emulation code for things we don't support */
+#include "lld/gdisp/emulation.c"
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <windows.h>
+#include <wingdi.h>
+#include <assert.h>
+
+/*===========================================================================*/
+/* Driver local routines . */
+/*===========================================================================*/
+
+#define WIN32_USE_MSG_REDRAW FALSE
+
+#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 mousex, mousey;
+static uint16_t mousebuttons;
+
+static LRESULT myWindowProc(HWND hWnd, UINT Msg, WPARAM wParam, LPARAM lParam)
+{
+ HDC dc;
+ PAINTSTRUCT ps;
+
+ switch (Msg) {
+ case WM_CREATE:
+ break;
+#if GINPUT_NEED_MOUSE
+ case WM_LBUTTONDOWN:
+ mousebuttons = 0x0001;
+ goto mousemove;
+ case WM_LBUTTONUP:
+ mousebuttons &= ~0x0001;
+ goto mousemove;
+ case WM_MBUTTONDOWN:
+ mousebuttons = 0x0004;
+ goto mousemove;
+ case WM_MBUTTONUP:
+ mousebuttons &= ~0x0004;
+ goto mousemove;
+ case WM_RBUTTONDOWN:
+ mousebuttons = 0x0002;
+ goto mousemove;
+ case WM_RBUTTONUP:
+ mousebuttons &= ~0x0002;
+ goto mousemove;
+ case WM_MOUSEMOVE:
+ 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 - ps.rcPaint.top,
+ dcBuffer, ps.rcPaint.left, ps.rcPaint.top, SRCCOPY);
+ 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 DWORD WINAPI WindowThread(LPVOID lpParameter) {
+ (void)lpParameter;
+
+ MSG msg;
+ 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 = GDISP.Height;
+ rect.left = 0; rect.right = GDISP.Width;
+ 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);
+ GDISP.Width = rect.right-rect.left;
+ GDISP.Height = rect.bottom - rect.top;
+
+ dc = GetDC(winRootWindow);
+ dcBitmap = CreateCompatibleBitmap(dc, GDISP.Width, GDISP.Height);
+ dcBuffer = CreateCompatibleDC(dc);
+ ReleaseDC(winRootWindow, dc);
+ dcOldBitmap = SelectObject(dcBuffer, dcBitmap);
+
+ ShowWindow(winRootWindow, SW_SHOW);
+ UpdateWindow(winRootWindow);
+ isReady = TRUE;
+
+ while(GetMessage(&msg, NULL, 0, 0) > 0) {
+ TranslateMessage(&msg);
+ DispatchMessage(&msg);
+ }
+ 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;
+
+ /* Set the window dimensions */
+ GetWindowRect(GetDesktopWindow(), &rect);
+ GDISP.Width = rect.right - rect.left;
+ GDISP.Height = rect.bottom - rect.top;
+ if (GDISP.Width > GDISP_SCREEN_WIDTH)
+ GDISP.Width = GDISP_SCREEN_WIDTH;
+ if (GDISP.Height > GDISP_SCREEN_HEIGHT)
+ GDISP.Height = GDISP_SCREEN_HEIGHT;
+
+ /* Initialise the window */
+ CreateThread(0, 0, WindowThread, 0, 0, 0);
+ while (!isReady)
+ Sleep(1);
+
+ /* Initialise the GDISP structure to match */
+ GDISP.Orientation = GDISP_ROTATE_0;
+ GDISP.Powermode = powerOn;
+ GDISP.Backlight = 100;
+ GDISP.Contrast = 50;
+ #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(drawpixel)(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(drawline)(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(fillarea)(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 || 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;
+ }
+
+ /**
+ * @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(blitareaex)(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(getpixelcolor)(coord_t x, coord_t y) {
+ color_t color;
+
+ #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_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(verticalscroll)(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) {
+ RECT rect;
+
+ switch(what) {
+ case GDISP_CONTROL_ORIENTATION:
+ if (GDISP.Orientation == (gdisp_orientation_t)value)
+ return;
+ GetClientRect(winRootWindow, &rect);
+ switch((gdisp_orientation_t)value) {
+ case GDISP_ROTATE_0:
+ /* Code here */
+ GDISP.Width = rect.right-rect.left;
+ GDISP.Height = rect.bottom - rect.top;
+ break;
+ case GDISP_ROTATE_90:
+ /* Code here */
+ GDISP.Height = rect.right-rect.left;
+ GDISP.Width = rect.bottom - rect.top;
+ break;
+ case GDISP_ROTATE_180:
+ /* Code here */
+ GDISP.Width = rect.right-rect.left;
+ GDISP.Height = rect.bottom - rect.top;
+ break;
+ case GDISP_ROTATE_270:
+ /* Code here */
+ GDISP.Height = rect.right-rect.left;
+ GDISP.Width = rect.bottom - rect.top;
+ 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
+
+#include "lld/ginput/mouse.h"
+
+void ginput_lld_mouse_init(void) {}
+
+void ginput_lld_mouse_get_reading(MouseReading *pt) {
+ pt->x = mousex;
+ pt->y = mousey;
+ pt->z = (mousebuttons & 0x0001) ? 100 : 0;
+ pt->buttons = mousebuttons; // We auto-magicaly know that the mousebutton bits match the MouseReading bits.
+}
+
+#endif /* GINPUT_NEED_MOUSE */
+
+#endif /* GFX_USE_GDISP */
+/** @} */
+
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