diff -r 000000000000 -r dd21522fd290 webengine/osswebengine/WebKit/win/WebKitGraphics.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/webengine/osswebengine/WebKit/win/WebKitGraphics.cpp Mon Mar 30 12:54:55 2009 +0300 @@ -0,0 +1,139 @@ +/* + * Copyright (C) 2007 Apple Inc. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR + * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, + * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY + * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include "config.h" +#include "WebKitGraphics.h" + +#include "WebKit.h" +#include "WebKitDLL.h" + +#pragma warning(push, 0) +#include +#include +#include +#include +#include +#include +#include + +#include +#pragma warning(pop) + +#include + +using namespace WebCore; + +static Font makeFont(const WebFontDescription& description) +{ + AtomicString::init(); + + String fontFamilyString(description.family, description.familyLength); + + FontDescription f; + FontFamily family; + family.setFamily(fontFamilyString); + f.setFamily(family); + f.setSpecifiedSize(description.size); + f.setComputedSize(description.size); + f.setItalic(description.italic); + f.setBold(description.bold); + f.setIsAbsoluteSize(true); + + Font font(f, 0, 0); + font.update(); + + return font; +} + +void DrawTextAtPoint(CGContextRef cgContext, LPCTSTR text, int length, POINT point, const WebFontDescription& description, CGColorRef color, int underlinedIndex, bool drawAsPassword) +{ + GraphicsContext context(cgContext); + + ASSERT(CGColorGetNumberOfComponents(color) == 4); // this code assumes the CGColorRef has 4 components + const CGFloat* components = CGColorGetComponents(color); + Color textColor((int)(components[0] * 255), (int)(components[1] * 255), (int)(components[2] * 255), (int)(components[3] * 255)); + + String drawString(text, length); + if (drawAsPassword) + drawString = drawString.impl()->secure(WebCore::bullet); + WebCoreDrawTextAtPoint(context, drawString, point, makeFont(description), textColor, underlinedIndex); +} + +void WebDrawText(WebTextRenderInfo* info) +{ + if (!info || info->structSize != sizeof(WebTextRenderInfo) || !info->cgContext || !info->description) + return; + + int oldFontSmoothingLevel = -1; + if (info->overrideSmoothingLevel >= 0) { + oldFontSmoothingLevel = wkGetFontSmoothingLevel(); + wkSetFontSmoothingLevel(info->overrideSmoothingLevel); + } + + DrawTextAtPoint(info->cgContext, info->text, info->length, info->pt, *(info->description), info->color, info->underlinedIndex, info->drawAsPassword); + + if (info->overrideSmoothingLevel >= 0) + wkSetFontSmoothingLevel(oldFontSmoothingLevel); +} + +float TextFloatWidth(LPCTSTR text, int length, const WebFontDescription& description) +{ + return WebCoreTextFloatWidth(String(text, length), makeFont(description)); +} + +void FontMetrics(const WebFontDescription& description, int* ascent, int* descent, int* lineSpacing) +{ + if (!ascent && !descent && !lineSpacing) + return; + + Font font(makeFont(description)); + + if (ascent) + *ascent = font.ascent(); + + if (descent) + *descent = font.descent(); + + if (lineSpacing) + *lineSpacing = font.lineSpacing(); +} + +void CenterTruncateStringToWidth(LPCTSTR text, int length, const WebFontDescription& description, float width, WCHAR* buffer) +{ + ASSERT(buffer); + + String result = StringTruncator::centerTruncate(String(text, length), width, makeFont(description), false); + memcpy(buffer, result.characters(), result.length() * sizeof(UChar)); + buffer[result.length()] = '\0'; +} + +void RightTruncateStringToWidth(LPCTSTR text, int length, const WebFontDescription& description, float width, WCHAR* buffer) +{ + ASSERT(buffer); + + String result = StringTruncator::rightTruncate(String(text, length), width, makeFont(description), false); + memcpy(buffer, result.characters(), result.length() * sizeof(UChar)); + buffer[result.length()] = '\0'; +}