+++ /dev/null
-/*
- * PROJECT: ReactOS VGA Font Editor
- * LICENSE: GNU General Public License Version 2.0 or any later version
- * FILE: devutils/vgafontedit/fontboxeswnd.c
- * PURPOSE: Implements the window showing the character boxes for a font
- * COPYRIGHT: Copyright 2008 Colin Finck <mail@colinfinck.de>
- */
-
-#include "precomp.h"
-
-static const WCHAR szFontBoxesWndClass[] = L"VGAFontEditFontBoxesWndClass";
-
-static VOID
-DrawCharacterPixel(IN PAINTSTRUCT *ps, IN UINT uCharacter, IN UCHAR uRow, IN UCHAR uColumn, IN UCHAR uBit, IN COLORREF clBackground)
-{
- INT x;
- INT y;
-
- x = (uCharacter % 16) * (CHARACTER_BOX_WIDTH + CHARACTER_BOX_PADDING) + 24 + uColumn;
- y = (uCharacter / 16) * (CHARACTER_BOX_HEIGHT + CHARACTER_BOX_PADDING)+ 1 + CHARACTER_INFO_BOX_HEIGHT + 2 + uRow;
-
- SetPixel( ps->hdc, x, y, (uBit ? 0 : clBackground) );
-}
-
-VOID
-GetCharacterRect(IN UINT uFontRow, IN UINT uFontColumn, OUT LPRECT CharacterRect)
-{
- CharacterRect->left = uFontColumn * (CHARACTER_BOX_WIDTH + CHARACTER_BOX_PADDING);
- CharacterRect->top = uFontRow * (CHARACTER_BOX_HEIGHT + CHARACTER_BOX_PADDING);
- CharacterRect->right = CharacterRect->left + CHARACTER_BOX_WIDTH;
- CharacterRect->bottom = CharacterRect->top + CHARACTER_BOX_HEIGHT;
-}
-
-__inline VOID
-GetCharacterPosition(IN UINT uCharacter, OUT PUINT uFontRow, OUT PUINT uFontColumn)
-{
- *uFontRow = uCharacter / 16;
- *uFontColumn = uCharacter % 16;
-}
-
-static INT
-FontBoxesHitTest(IN UINT xPos, IN UINT yPos, OUT LPRECT CharacterRect)
-{
- UINT uFontColumn;
- UINT uFontRow;
-
- uFontColumn = xPos / (CHARACTER_BOX_WIDTH + CHARACTER_BOX_PADDING);
- uFontRow = yPos / (CHARACTER_BOX_HEIGHT + CHARACTER_BOX_PADDING);
- GetCharacterRect(uFontRow, uFontColumn, CharacterRect);
-
- if(xPos > (UINT)CharacterRect->right || yPos > (UINT)CharacterRect->bottom)
- // The user clicked on separator space, so return HITTEST_SEPARATOR
- return HITTEST_SEPARATOR;
- else
- // Return the character number
- return (uFontRow * 16 + uFontColumn);
-}
-
-static VOID
-SetSelectedCharacter(IN PFONT_WND_INFO Info, IN UINT uNewCharacter, OPTIONAL IN LPRECT NewCharacterRect)
-{
- LPRECT pCharacterRect;
- RECT OldCharacterRect;
- UINT uFontColumn;
- UINT uFontRow;
-
- // Remove the selection of the old character
- GetCharacterPosition(Info->uSelectedCharacter, &uFontRow, &uFontColumn);
- GetCharacterRect(uFontRow, uFontColumn, &OldCharacterRect);
- InvalidateRect(Info->hFontBoxesWnd, &OldCharacterRect, FALSE);
-
- // You may pass the RECT of the new character, otherwise we'll allocate memory for one and get it ourselves
- if(NewCharacterRect)
- pCharacterRect = NewCharacterRect;
- else
- {
- GetCharacterPosition(uNewCharacter, &uFontRow, &uFontColumn);
- pCharacterRect = (LPRECT) HeapAlloc( hProcessHeap, 0, sizeof(RECT) );
- GetCharacterRect(uFontRow, uFontColumn, pCharacterRect);
- }
-
- // Select the new character
- Info->uSelectedCharacter = uNewCharacter;
- InvalidateRect(Info->hFontBoxesWnd, pCharacterRect, FALSE);
-
- if(!NewCharacterRect)
- HeapFree(hProcessHeap, 0, pCharacterRect);
-}
-
-static VOID
-DrawProc(IN PFONT_WND_INFO Info, IN PAINTSTRUCT* ps)
-{
- COLORREF clBackground;
- HBRUSH hBrush = 0;
- HBRUSH hOldBrush = 0;
- HDC hBoxDC;
- HFONT hFont;
- HFONT hOldFont;
- RECT CharacterRect;
- UINT uFontColumn;
- UINT uStartColumn;
- UINT uEndColumn;
- UINT uFontRow;
- UINT uStartRow;
- UINT uEndRow;
- UINT uCharacter;
- UCHAR uCharacterColumn;
- UCHAR uCharacterRow;
- UCHAR uBit;
- WCHAR szInfoText[9];
-
- // Preparations
- hBoxDC = CreateCompatibleDC(NULL);
- SelectObject(hBoxDC, Info->MainWndInfo->hBoxBmp);
-
- hFont = CreateFontW(13, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, L"Tahoma");
- hOldFont = SelectObject(ps->hdc, hFont);
-
- SetBkMode( ps->hdc, TRANSPARENT );
-
- // What ranges do we have to draw?
- uStartRow = ps->rcPaint.top / (CHARACTER_BOX_HEIGHT + CHARACTER_BOX_PADDING);
- uEndRow = ps->rcPaint.bottom / (CHARACTER_BOX_HEIGHT + CHARACTER_BOX_PADDING);
- uStartColumn = ps->rcPaint.left / (CHARACTER_BOX_WIDTH + CHARACTER_BOX_PADDING);
- uEndColumn = ps->rcPaint.right / (CHARACTER_BOX_WIDTH + CHARACTER_BOX_PADDING);
-
- for(uFontRow = uStartRow; uFontRow <= uEndRow; uFontRow++)
- {
- for(uFontColumn = uStartColumn; uFontColumn <= uEndColumn; uFontColumn++)
- {
- GetCharacterRect(uFontRow, uFontColumn, &CharacterRect);
- uCharacter = uFontRow * 16 + uFontColumn;
-
- // Draw the Character Info Box (header)
- BitBlt(ps->hdc,
- CharacterRect.left,
- CharacterRect.top,
- CHARACTER_BOX_WIDTH,
- CHARACTER_INFO_BOX_HEIGHT,
- hBoxDC,
- 0,
- 0,
- SRCCOPY);
-
- // Draw the header text
- wsprintfW(szInfoText, L"%02u = %02X", uCharacter, uCharacter);
- DrawTextW( ps->hdc, szInfoText, -1, &CharacterRect, DT_CENTER );
-
- // Draw the Character Bitmap Box (rectangle with the actual character)
- if(Info->uSelectedCharacter == uCharacter)
- {
- clBackground = RGB(255, 255, 0);
- hBrush = CreateSolidBrush(clBackground);
- hOldBrush = SelectObject(ps->hdc, hBrush);
- }
- else
- {
- clBackground = RGB(255, 255, 255);
- SelectObject( ps->hdc, GetStockObject(WHITE_BRUSH) );
- }
-
- Rectangle(ps->hdc,
- CharacterRect.left,
- CharacterRect.top + CHARACTER_INFO_BOX_HEIGHT,
- CharacterRect.right,
- CharacterRect.bottom);
-
- // Draw the actual character into the box
- for(uCharacterRow = 0; uCharacterRow < 8; uCharacterRow++)
- {
- for(uCharacterColumn = 0; uCharacterColumn < 8; uCharacterColumn++)
- {
- uBit = Info->Font->Bits[uCharacter * 8 + uCharacterRow] << uCharacterColumn & 0x80;
- DrawCharacterPixel(ps, uCharacter, uCharacterRow, uCharacterColumn, uBit, clBackground);
- }
- }
- }
- }
-
- SelectObject(ps->hdc, hOldFont);
- DeleteObject(hFont);
- SelectObject(ps->hdc, hOldBrush);
- DeleteObject(hBrush);
- DeleteDC(hBoxDC);
-}
-
-VOID
-EditCurrentGlyph(PFONT_WND_INFO FontWndInfo)
-{
- PEDIT_GLYPH_INFO EditGlyphInfo;
-
- // Has the window for this character already been opened?
- EditGlyphInfo = FontWndInfo->FirstEditGlyphWnd;
-
- while(EditGlyphInfo)
- {
- if(EditGlyphInfo->uCharacter == FontWndInfo->uSelectedCharacter)
- {
- // Yes, it has. Bring it to the front.
- SetFocus(EditGlyphInfo->hSelf);
- return;
- }
-
- EditGlyphInfo = EditGlyphInfo->NextEditGlyphWnd;
- }
-
- // No. Then create a new one
- EditGlyphInfo = (PEDIT_GLYPH_INFO) HeapAlloc( hProcessHeap, 0, sizeof(EDIT_GLYPH_INFO) );
- EditGlyphInfo->FontWndInfo = FontWndInfo;
- EditGlyphInfo->uCharacter = FontWndInfo->uSelectedCharacter;
- RtlCopyMemory( EditGlyphInfo->CharacterBits, FontWndInfo->Font->Bits + FontWndInfo->uSelectedCharacter * 8, sizeof(EditGlyphInfo->CharacterBits) );
-
- // Add the new window to the linked list
- EditGlyphInfo->PrevEditGlyphWnd = FontWndInfo->LastEditGlyphWnd;
- EditGlyphInfo->NextEditGlyphWnd = NULL;
-
- if(FontWndInfo->LastEditGlyphWnd)
- FontWndInfo->LastEditGlyphWnd->NextEditGlyphWnd = EditGlyphInfo;
- else
- FontWndInfo->FirstEditGlyphWnd = EditGlyphInfo;
-
- FontWndInfo->LastEditGlyphWnd = EditGlyphInfo;
-
- // Open the window as a modeless dialog, so people can edit several characters at the same time.
- EditGlyphInfo->hSelf = CreateDialogParamW(hInstance, MAKEINTRESOURCEW(IDD_EDITGLYPH), FontWndInfo->hSelf, EditGlyphDlgProc, (LPARAM)EditGlyphInfo);
- ShowWindow(EditGlyphInfo->hSelf, SW_SHOW);
-}
-
-VOID
-CreateFontBoxesWindow(IN PFONT_WND_INFO FontWndInfo)
-{
- FontWndInfo->hFontBoxesWnd = CreateWindowExW(0,
- szFontBoxesWndClass,
- 0,
- WS_CHILD | WS_VISIBLE,
- 0,
- 0,
- 0,
- 0,
- FontWndInfo->hSelf,
- NULL,
- hInstance,
- FontWndInfo);
-}
-
-static LRESULT CALLBACK
-FontBoxesWndProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
-{
- PFONT_WND_INFO Info;
-
- Info = (PFONT_WND_INFO) GetWindowLongW(hwnd, GWLP_USERDATA);
-
- if(Info || uMsg == WM_CREATE)
- {
- switch(uMsg)
- {
- case WM_CREATE:
- Info = (PFONT_WND_INFO)( ( (LPCREATESTRUCT)lParam )->lpCreateParams );
- SetWindowLongW(hwnd, GWLP_USERDATA, (LONG)Info);
-
- // Set a fixed window size
- SetWindowPos(hwnd, NULL, 0, 0, FONT_BOXES_WND_WIDTH, FONT_BOXES_WND_HEIGHT, SWP_NOZORDER | SWP_NOMOVE);
-
- return 0;
-
- case WM_DESTROY:
- SetWindowLongW(hwnd, GWLP_USERDATA, 0);
- return 0;
-
- case WM_KEYDOWN:
- switch(wParam)
- {
- case VK_DOWN:
- if(Info->uSelectedCharacter < 239)
- SetSelectedCharacter(Info, Info->uSelectedCharacter + 16, NULL);
- return 0;
-
- case VK_LEFT:
- if(Info->uSelectedCharacter)
- SetSelectedCharacter(Info, Info->uSelectedCharacter - 1, NULL);
- return 0;
-
- case VK_RETURN:
- EditCurrentGlyph(Info);
- return 0;
-
- case VK_RIGHT:
- if(Info->uSelectedCharacter < 255)
- SetSelectedCharacter(Info, Info->uSelectedCharacter + 1, NULL);
- return 0;
-
- case VK_UP:
- if(Info->uSelectedCharacter > 15)
- SetSelectedCharacter(Info, Info->uSelectedCharacter - 16, NULL);
- return 0;
- }
-
- break;
-
- case WM_LBUTTONDBLCLK:
- {
- EditCurrentGlyph(Info);
- return 0;
- }
-
- case WM_LBUTTONDOWN:
- {
- RECT CharacterRect;
- INT iRet;
-
- iRet = FontBoxesHitTest( GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam), &CharacterRect );
-
- if(iRet >= 0)
- SetSelectedCharacter( Info, (UINT)iRet, &CharacterRect );
-
- return 0;
- }
-
- case WM_PAINT:
- {
- PAINTSTRUCT ps;
-
- BeginPaint(hwnd, &ps);
- DrawProc(Info, &ps);
- EndPaint(hwnd, &ps);
-
- return 0;
- }
- }
- }
-
- return DefWindowProcW(hwnd, uMsg, wParam, lParam);
-}
-
-BOOL
-InitFontBoxesWndClass(VOID)
-{
- WNDCLASSW wc = {0,};
-
- wc.lpfnWndProc = FontBoxesWndProc;
- wc.hInstance = hInstance;
- wc.hCursor = LoadCursor( NULL, IDC_ARROW );
- wc.hbrBackground = (HBRUSH)( COLOR_BTNFACE + 1 );
- wc.lpszClassName = szFontBoxesWndClass;
- wc.style = CS_DBLCLKS;
-
- return RegisterClassW(&wc) != 0;
-}
-
-VOID
-UnInitFontBoxesWndClass(VOID)
-{
- UnregisterClassW(szFontBoxesWndClass, hInstance);
-}
projects / reactos.git / blobdiff