1/*
2 * Copyright (C) 2007 Apple Inc.  All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef WebKitGraphics_h
27#define WebKitGraphics_h
28
29#include <windows.h>
30
31extern "C" {
32
33typedef struct CGColor* CGColorRef;
34typedef struct CGContext* CGContextRef;
35
36typedef wchar_t WCHAR;
37typedef __nullterminated const WCHAR* LPCWSTR;
38typedef LPCWSTR LPCTSTR;
39
40struct WebFontDescription {
41    LPCTSTR family;
42    unsigned familyLength;
43    float size;
44    // FIXME: Change to weight.
45    bool bold;
46    bool italic;
47};
48
49struct WebTextRenderInfo
50{
51    DWORD structSize;
52    CGContextRef cgContext;
53    LPCTSTR text;
54    int length;
55    POINT pt;
56    const WebFontDescription* description;
57    CGColorRef color;
58    int underlinedIndex;
59    bool drawAsPassword;
60    int overrideSmoothingLevel; // pass in -1 if caller does not want to override smoothing level
61    SIZE shadowOffset;
62    int shadowBlur;
63    CGColorRef shadowColor;
64};
65
66void WebDrawText(WebTextRenderInfo*);
67float TextFloatWidth(LPCTSTR text, int length, const WebFontDescription&);
68void FontMetrics(const WebFontDescription&, int* ascent, int* descent, int* lineSpacing);
69
70// buffer must be large enough to hold all of "text", including its null terminator. Returns the number of characters put in buffer (excluding the null terminator).
71unsigned CenterTruncateStringToWidth(LPCTSTR text, int length, const WebFontDescription&, float width, WCHAR* buffer);
72unsigned RightTruncateStringToWidth(LPCTSTR text, int length, const WebFontDescription&, float width, WCHAR* buffer);
73
74void WebKitSetShouldUseFontSmoothing(bool);
75bool WebKitShouldUseFontSmoothing();
76
77}
78
79#endif // !defined(WebKitGraphics_h)
80