| /* libs/graphics/ports/SkFontHost_fontconfig_impl.h |
| ** |
| ** Copyright 2009, Google Inc. |
| ** |
| ** Licensed under the Apache License, Version 2.0 (the "License"); |
| ** you may not use this file except in compliance with the License. |
| ** You may obtain a copy of the License at |
| ** |
| ** http://www.apache.org/licenses/LICENSE-2.0 |
| ** |
| ** Unless required by applicable law or agreed to in writing, software |
| ** distributed under the License is distributed on an "AS IS" BASIS, |
| ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| ** See the License for the specific language governing permissions and |
| ** limitations under the License. |
| */ |
| |
| /* The SkFontHost_fontconfig code requires an implementation of an abstact |
| * fontconfig interface. We do this because sometimes fontconfig is not |
| * directly availible and this provides an ability to change the fontconfig |
| * implementation at run-time. |
| */ |
| |
| #ifndef FontConfigInterface_DEFINED |
| #define FontConfigInterface_DEFINED |
| |
| #include <string> |
| |
| class FontConfigInterface { |
| public: |
| virtual ~FontConfigInterface() { } |
| |
| /** Performs config match |
| * |
| * @param result_family (output) on success, the resulting family name. |
| * @param result_fileid (output) on success, the resulting file id. |
| * @param fileid_valid if true, then |fileid| is valid |
| * @param fileid the fileid (as returned by this function) which we are |
| * trying to match. |
| * @param family (optional) the family of the font that we are trying to |
| * match. |
| * @param is_bold (optional, set to -1 to ignore) |
| * @param is_italic (optional, set to -1 to ignore) |
| * @return true iff successful. |
| */ |
| virtual bool Match( |
| std::string* result_family, |
| unsigned* result_fileid, |
| bool fileid_valid, |
| unsigned fileid, |
| const std::string& family, |
| int is_bold, |
| int is_italic) = 0; |
| |
| /** Open a font file given the fileid as returned by Match |
| */ |
| virtual int Open(unsigned fileid) = 0; |
| }; |
| |
| #endif // FontConfigInterface_DEFINED |