mirror of
https://github.com/reactos/reactos.git
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123 lines
4.9 KiB
C
123 lines
4.9 KiB
C
/*
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* PROJECT: PAINT for ReactOS
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* LICENSE: LGPL
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* FILE: sizebox.c
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* PURPOSE: Window procedure of the size boxes
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* PROGRAMMERS: Benedikt Freisen
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*/
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/* INCLUDES *********************************************************/
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#include "precomp.h"
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#include "sizebox.h"
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/* FUNCTIONS ********************************************************/
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BOOL resizing = FALSE;
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short xOrig;
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short yOrig;
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void
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RegisterWclSizebox()
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{
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WNDCLASSEX wclSizebox;
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/* initializing and registering the window class for the size boxes */
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wclSizebox.hInstance = hProgInstance;
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wclSizebox.lpszClassName = _T("Sizebox");
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wclSizebox.lpfnWndProc = SizeboxWinProc;
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wclSizebox.style = CS_DBLCLKS;
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wclSizebox.cbSize = sizeof(WNDCLASSEX);
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wclSizebox.hIcon = NULL;
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wclSizebox.hIconSm = NULL;
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wclSizebox.hCursor = LoadCursor(NULL, IDC_ARROW);
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wclSizebox.lpszMenuName = NULL;
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wclSizebox.cbClsExtra = 0;
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wclSizebox.cbWndExtra = 0;
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wclSizebox.hbrBackground = GetSysColorBrush(COLOR_HIGHLIGHT);
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RegisterClassEx (&wclSizebox);
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}
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LRESULT CALLBACK
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SizeboxWinProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
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{
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switch (message)
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{
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case WM_SETCURSOR:
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if ((hwnd == hSizeboxLeftTop) || (hwnd == hSizeboxRightBottom))
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SetCursor(LoadCursor(NULL, IDC_SIZENWSE));
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if ((hwnd == hSizeboxLeftBottom) || (hwnd == hSizeboxRightTop))
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SetCursor(LoadCursor(NULL, IDC_SIZENESW));
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if ((hwnd == hSizeboxLeftCenter) || (hwnd == hSizeboxRightCenter))
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SetCursor(LoadCursor(NULL, IDC_SIZEWE));
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if ((hwnd == hSizeboxCenterTop) || (hwnd == hSizeboxCenterBottom))
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SetCursor(LoadCursor(NULL, IDC_SIZENS));
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break;
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case WM_LBUTTONDOWN:
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resizing = TRUE;
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xOrig = GET_X_LPARAM(lParam);
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yOrig = GET_Y_LPARAM(lParam);
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SetCapture(hwnd);
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break;
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case WM_MOUSEMOVE:
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if (resizing)
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{
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TCHAR sizeStr[100];
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short xRel;
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short yRel;
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xRel = (GET_X_LPARAM(lParam) - xOrig) * 1000 / zoom;
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yRel = (GET_Y_LPARAM(lParam) - yOrig) * 1000 / zoom;
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if (hwnd == hSizeboxLeftTop)
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_stprintf(sizeStr, _T("%d x %d"), imgXRes - xRel, imgYRes - yRel);
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if (hwnd == hSizeboxCenterTop)
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_stprintf(sizeStr, _T("%d x %d"), imgXRes, imgYRes - yRel);
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if (hwnd == hSizeboxRightTop)
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_stprintf(sizeStr, _T("%d x %d"), imgXRes + xRel, imgYRes - yRel);
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if (hwnd == hSizeboxLeftCenter)
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_stprintf(sizeStr, _T("%d x %d"), imgXRes - xRel, imgYRes);
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if (hwnd == hSizeboxRightCenter)
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_stprintf(sizeStr, _T("%d x %d"), imgXRes + xRel, imgYRes);
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if (hwnd == hSizeboxLeftBottom)
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_stprintf(sizeStr, _T("%d x %d"), imgXRes - xRel, imgYRes + yRel);
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if (hwnd == hSizeboxCenterBottom)
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_stprintf(sizeStr, _T("%d x %d"), imgXRes, imgYRes + yRel);
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if (hwnd == hSizeboxRightBottom)
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_stprintf(sizeStr, _T("%d x %d"), imgXRes + xRel, imgYRes + yRel);
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SendMessage(hStatusBar, SB_SETTEXT, 2, (LPARAM) sizeStr);
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}
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break;
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case WM_LBUTTONUP:
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if (resizing)
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{
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short xRel;
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short yRel;
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ReleaseCapture();
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resizing = FALSE;
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xRel = (GET_X_LPARAM(lParam) - xOrig) * 1000 / zoom;
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yRel = (GET_Y_LPARAM(lParam) - yOrig) * 1000 / zoom;
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if (hwnd == hSizeboxLeftTop)
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cropReversible(imgXRes - xRel, imgYRes - yRel, xRel, yRel);
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if (hwnd == hSizeboxCenterTop)
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cropReversible(imgXRes, imgYRes - yRel, 0, yRel);
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if (hwnd == hSizeboxRightTop)
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cropReversible(imgXRes + xRel, imgYRes - yRel, 0, yRel);
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if (hwnd == hSizeboxLeftCenter)
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cropReversible(imgXRes - xRel, imgYRes, xRel, 0);
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if (hwnd == hSizeboxRightCenter)
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cropReversible(imgXRes + xRel, imgYRes, 0, 0);
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if (hwnd == hSizeboxLeftBottom)
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cropReversible(imgXRes - xRel, imgYRes + yRel, xRel, 0);
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if (hwnd == hSizeboxCenterBottom)
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cropReversible(imgXRes, imgYRes + yRel, 0, 0);
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if (hwnd == hSizeboxRightBottom)
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cropReversible(imgXRes + xRel, imgYRes + yRel, 0, 0);
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SendMessage(hStatusBar, SB_SETTEXT, 2, (LPARAM) _T(""));
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}
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break;
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default:
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return DefWindowProc(hwnd, message, wParam, lParam);
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}
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return 0;
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}
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