| // Copyright (c) 2010 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef PDF_PDFIUM_PDFIUM_RANGE_H_ |
| #define PDF_PDFIUM_PDFIUM_RANGE_H_ |
| |
| #include <string> |
| #include <vector> |
| |
| #include "base/strings/string16.h" |
| #include "pdf/pdfium/pdfium_page.h" |
| #include "ppapi/cpp/rect.h" |
| |
| namespace chrome_pdf { |
| |
| // Describes location of a string of characters. |
| class PDFiumRange { |
| public: |
| PDFiumRange(PDFiumPage* page, int char_index, int char_count); |
| PDFiumRange(const PDFiumRange& that); |
| ~PDFiumRange(); |
| |
| // Update how many characters are in the selection. Could be negative if |
| // backwards. |
| void SetCharCount(int char_count); |
| |
| int page_index() const { return page_->index(); } |
| int char_index() const { return char_index_; } |
| int char_count() const { return char_count_; } |
| |
| // Gets bounding rectangles of range in screen coordinates. |
| const std::vector<pp::Rect>& GetScreenRects(const pp::Point& offset, |
| double zoom, |
| int rotation); |
| |
| // Gets the string of characters in this range. |
| base::string16 GetText() const; |
| |
| private: |
| PDFiumPage* page_; |
| // Index of first character. |
| int char_index_; |
| // How many characters are part of this range (negative if backwards). |
| int char_count_; |
| |
| // Cache of ScreenRect, and the associated variables used when caching it. |
| std::vector<pp::Rect> cached_screen_rects_; |
| pp::Point cached_screen_rects_offset_; |
| double cached_screen_rects_zoom_; |
| }; |
| |
| } // namespace chrome_pdf |
| |
| #endif // PDF_PDFIUM_PDFIUM_RANGE_H_ |