1 /* 2 * Copyright 2011 Google Inc. All Rights Reserved. 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #include "sfntly/table/bitmap/big_glyph_metrics.h" 18 19 namespace sfntly { 20 /****************************************************************************** 21 * BigGlyphMetrics class 22 ******************************************************************************/ 23 BigGlyphMetrics::BigGlyphMetrics(ReadableFontData* data) 24 : GlyphMetrics(data) { 25 } 26 27 BigGlyphMetrics::~BigGlyphMetrics() { 28 } 29 30 int32_t BigGlyphMetrics::Height() { 31 return data_->ReadByte(Offset::kHeight); 32 } 33 34 int32_t BigGlyphMetrics::Width() { 35 return data_->ReadByte(Offset::kWidth); 36 } 37 38 int32_t BigGlyphMetrics::HoriBearingX() { 39 return data_->ReadByte(Offset::kHoriBearingX); 40 } 41 42 int32_t BigGlyphMetrics::HoriBearingY() { 43 return data_->ReadByte(Offset::kHoriBearingY); 44 } 45 46 int32_t BigGlyphMetrics::HoriAdvance() { 47 return data_->ReadByte(Offset::kHoriAdvance); 48 } 49 50 int32_t BigGlyphMetrics::VertBearingX() { 51 return data_->ReadByte(Offset::kVertBearingX); 52 } 53 54 int32_t BigGlyphMetrics::VertBearingY() { 55 return data_->ReadByte(Offset::kVertBearingY); 56 } 57 58 int32_t BigGlyphMetrics::VertAdvance() { 59 return data_->ReadByte(Offset::kVertAdvance); 60 } 61 62 /****************************************************************************** 63 * BigGlyphMetrics::Builder class 64 ******************************************************************************/ 65 BigGlyphMetrics::Builder::Builder(WritableFontData* data) 66 : GlyphMetrics::Builder(data) { 67 } 68 69 BigGlyphMetrics::Builder::Builder(ReadableFontData* data) 70 : GlyphMetrics::Builder(data) { 71 } 72 73 BigGlyphMetrics::Builder::~Builder() { 74 } 75 76 int32_t BigGlyphMetrics::Builder::Height() { 77 return InternalReadData()->ReadByte(Offset::kHeight); 78 } 79 80 void BigGlyphMetrics::Builder::SetHeight(byte_t height) { 81 InternalWriteData()->WriteByte(Offset::kHeight, height); 82 } 83 84 int32_t BigGlyphMetrics::Builder::Width() { 85 return InternalReadData()->ReadByte(Offset::kWidth); 86 } 87 88 void BigGlyphMetrics::Builder::SetWidth(byte_t width) { 89 InternalWriteData()->WriteByte(Offset::kWidth, width); 90 } 91 92 int32_t BigGlyphMetrics::Builder::HoriBearingX() { 93 return InternalReadData()->ReadByte(Offset::kHoriBearingX); 94 } 95 96 void BigGlyphMetrics::Builder::SetHoriBearingX(byte_t bearing) { 97 InternalWriteData()->WriteByte(Offset::kHoriBearingX, bearing); 98 } 99 100 int32_t BigGlyphMetrics::Builder::HoriBearingY() { 101 return InternalReadData()->ReadByte(Offset::kHoriBearingY); 102 } 103 104 void BigGlyphMetrics::Builder::SetHoriBearingY(byte_t bearing) { 105 InternalWriteData()->WriteByte(Offset::kHoriBearingY, bearing); 106 } 107 108 int32_t BigGlyphMetrics::Builder::HoriAdvance() { 109 return InternalReadData()->ReadByte(Offset::kHoriAdvance); 110 } 111 112 void BigGlyphMetrics::Builder::SetHoriAdvance(byte_t advance) { 113 InternalWriteData()->WriteByte(Offset::kHoriAdvance, advance); 114 } 115 116 int32_t BigGlyphMetrics::Builder::VertBearingX() { 117 return InternalReadData()->ReadByte(Offset::kVertBearingX); 118 } 119 120 void BigGlyphMetrics::Builder::SetVertBearingX(byte_t bearing) { 121 InternalWriteData()->WriteByte(Offset::kVertBearingX, bearing); 122 } 123 124 int32_t BigGlyphMetrics::Builder::VertBearingY() { 125 return InternalReadData()->ReadByte(Offset::kVertBearingY); 126 } 127 128 void BigGlyphMetrics::Builder::SetVertBearingY(byte_t bearing) { 129 InternalWriteData()->WriteByte(Offset::kVertBearingY, bearing); 130 } 131 132 int32_t BigGlyphMetrics::Builder::VertAdvance() { 133 return InternalReadData()->ReadByte(Offset::kVertAdvance); 134 } 135 136 void BigGlyphMetrics::Builder::SetVertAdvance(byte_t advance) { 137 InternalWriteData()->WriteByte(Offset::kVertAdvance, advance); 138 } 139 140 CALLER_ATTACH FontDataTable* 141 BigGlyphMetrics::Builder::SubBuildTable(ReadableFontData* data) { 142 BigGlyphMetricsPtr output = new BigGlyphMetrics(data); 143 return output.Detach(); 144 } 145 146 void BigGlyphMetrics::Builder::SubDataSet() { 147 // NOP. 148 } 149 150 int32_t BigGlyphMetrics::Builder::SubDataSizeToSerialize() { 151 return 0; 152 } 153 154 bool BigGlyphMetrics::Builder::SubReadyToSerialize() { 155 return false; 156 } 157 158 int32_t BigGlyphMetrics::Builder::SubSerialize(WritableFontData* new_data) { 159 return Data()->CopyTo(new_data); 160 } 161 162 // static 163 CALLER_ATTACH 164 BigGlyphMetrics::Builder* BigGlyphMetrics::Builder::CreateBuilder() { 165 WritableFontDataPtr data; 166 data.Attach(WritableFontData::CreateWritableFontData(Offset::kMetricsLength)); 167 BigGlyphMetricsBuilderPtr output = new BigGlyphMetrics::Builder(data); 168 return output.Detach(); 169 } 170 171 } // namespace sfntly 172