1/* Copyright 2006-2008, The Android Open Source Project
2**
3** Licensed under the Apache License, Version 2.0 (the "License");
4** you may not use this file except in compliance with the License.
5** You may obtain a copy of the License at
6**
7**     http://www.apache.org/licenses/LICENSE-2.0
8**
9** Unless required by applicable law or agreed to in writing, software
10** distributed under the License is distributed on an "AS IS" BASIS,
11** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12** See the License for the specific language governing permissions and
13** limitations under the License.
14*/
15
16#include "SkFontHost.h"
17
18SkTypeface* SkFontHost::CreateTypeface(const SkTypeface* familyFace,
19                                     const char famillyName[],
20                                     const void* data, size_t bytelength,
21                                     SkTypeface::Style style) {
22    SkASSERT(!"SkFontHost::FindTypeface unimplemented");
23    return NULL;
24}
25
26SkTypeface* SkFontHost::CreateTypefaceFromStream(SkStream*) {
27    SkASSERT(!"SkFontHost::CreateTypeface unimplemented");
28    return NULL;
29}
30
31SkTypeface* SkFontHost::CreateTypefaceFromFile(char const*) {
32    SkASSERT(!"SkFontHost::CreateTypefaceFromFile unimplemented");
33    return NULL;
34}
35
36// static
37SkAdvancedTypefaceMetrics* SkFontHost::GetAdvancedTypefaceMetrics(
38        uint32_t fontID,
39        SkAdvancedTypefaceMetrics::PerGlyphInfo perGlyphInfo) {
40    SkASSERT(!"SkFontHost::GetAdvancedTypefaceMetrics unimplemented");
41    return NULL;
42}
43
44void SkFontHost::FilterRec(SkScalerContext::Rec* rec) {
45}
46
47///////////////////////////////////////////////////////////////////////////////
48
49bool SkFontHost::ValidFontID(uint32_t uniqueID) {
50    SkASSERT(!"SkFontHost::ResolveTypeface unimplemented");
51    return false;
52}
53
54SkStream* SkFontHost::OpenStream(uint32_t uniqueID) {
55    SkASSERT(!"SkFontHost::OpenStream unimplemented");
56    return NULL;
57}
58
59size_t SkFontHost::GetFileName(SkFontID fontID, char path[], size_t length,
60                               int32_t* index) {
61    SkDebugf("SkFontHost::GetFileName unimplemented\n");
62    return 0;
63}
64
65///////////////////////////////////////////////////////////////////////////////
66
67void SkFontHost::Serialize(const SkTypeface* face, SkWStream* stream) {
68    SkASSERT(!"SkFontHost::Serialize unimplemented");
69}
70
71SkTypeface* SkFontHost::Deserialize(SkStream* stream) {
72    SkASSERT(!"SkFontHost::Deserialize unimplemented");
73    return NULL;
74}
75
76///////////////////////////////////////////////////////////////////////////////
77
78SkScalerContext* SkFontHost::CreateScalerContext(const SkDescriptor* desc) {
79    SkASSERT(!"SkFontHost::CreateScalarContext unimplemented");
80    return NULL;
81}
82
83SkFontID SkFontHost::NextLogicalFont(SkFontID currFontID, SkFontID origFontID) {
84    return 0;
85}
86
87
88///////////////////////////////////////////////////////////////////////////////
89
90size_t SkFontHost::ShouldPurgeFontCache(size_t sizeAllocatedSoFar) {
91    return 0;   // nothing to do (change me if you want to limit the font cache)
92}
93
94int SkFontHost::ComputeGammaFlag(const SkPaint& paint) {
95    return 0;
96}
97
98void SkFontHost::GetGammaTables(const uint8_t* tables[2]) {
99    tables[0] = NULL;   // black gamma (e.g. exp=1.4)
100    tables[1] = NULL;   // white gamma (e.g. exp= 1/1.4)
101}
102
103