diff options
Diffstat (limited to 'src/platform_win/win_text_layout.cpp')
-rw-r--r-- | src/platform_win/win_text_layout.cpp | 92 |
1 files changed, 0 insertions, 92 deletions
diff --git a/src/platform_win/win_text_layout.cpp b/src/platform_win/win_text_layout.cpp deleted file mode 100644 index 04b5e928..00000000 --- a/src/platform_win/win_text_layout.cpp +++ /dev/null @@ -1,92 +0,0 @@ -#include "cru/platform/win/win_text_layout.hpp" - -#include "cru/platform/win/exception.hpp" -#include "cru/platform/win/graph_manager.hpp" - -#include <cassert> -#include <utility> - -namespace cru::platform::win { -WinTextLayout::WinTextLayout(GraphManager* graph_manager, - std::shared_ptr<WinFontDescriptor> font, - std::wstring text) { - assert(graph_manager); - assert(font); - graph_manager_ = graph_manager; - text_.swap(text); - font_descriptor_.swap(font); - - ThrowIfFailed(graph_manager_->GetDWriteFactory()->CreateTextLayout( - text_.c_str(), static_cast<UINT32>(text_.size()), - font_descriptor_->GetDWriteTextFormat(), max_width_, max_height_, - &text_layout_)); -} - -std::wstring WinTextLayout::GetText() { return text_; } - -void WinTextLayout::SetText(std::wstring new_text) { - text_.swap(new_text); - ThrowIfFailed(graph_manager_->GetDWriteFactory()->CreateTextLayout( - text_.c_str(), static_cast<UINT32>(text_.size()), - font_descriptor_->GetDWriteTextFormat(), max_width_, max_height_, - &text_layout_)); -} - -std::shared_ptr<FontDescriptor> WinTextLayout::GetFont() { - return font_descriptor_; -} - -void WinTextLayout::SetFont(std::shared_ptr<FontDescriptor> font) { - auto f = std::dynamic_pointer_cast<WinFontDescriptor>(font); - assert(f); - f.swap(font_descriptor_); - ThrowIfFailed(graph_manager_->GetDWriteFactory()->CreateTextLayout( - text_.c_str(), static_cast<UINT32>(text_.size()), - font_descriptor_->GetDWriteTextFormat(), max_width_, max_height_, - &text_layout_)); -} - -void WinTextLayout::SetMaxWidth(float max_width) { - max_width_ = max_width; - ThrowIfFailed(text_layout_->SetMaxWidth(max_width_)); -} - -void WinTextLayout::SetMaxHeight(float max_height) { - max_height_ = max_height; - ThrowIfFailed(text_layout_->SetMaxHeight(max_height_)); -} - -ui::Rect WinTextLayout::GetTextBounds() { - DWRITE_TEXT_METRICS metrics; - ThrowIfFailed(text_layout_->GetMetrics(&metrics)); - return ui::Rect{metrics.left, metrics.top, metrics.width, metrics.height}; -} - -std::vector<ui::Rect> WinTextLayout::TextRangeRect( - const ui::TextRange& text_range) { - DWRITE_TEXT_METRICS text_metrics; - ThrowIfFailed(text_layout_->GetMetrics(&text_metrics)); - const auto metrics_count = - text_metrics.lineCount * text_metrics.maxBidiReorderingDepth; - - std::vector<DWRITE_HIT_TEST_METRICS> hit_test_metrics(metrics_count); - UINT32 actual_count; - text_layout_->HitTestTextRange(text_range.position, text_range.count, 0, 0, - hit_test_metrics.data(), metrics_count, - &actual_count); - - hit_test_metrics.erase(hit_test_metrics.cbegin() + actual_count, - hit_test_metrics.cend()); - - std::vector<ui::Rect> result; - result.reserve(actual_count); - - for (const auto& metrics : hit_test_metrics) { - result.push_back(ui::Rect{metrics.left, metrics.top, - metrics.left + metrics.width, - metrics.top + metrics.height}); - } - - return result; -} -} // namespace cru::platform::win |