[nostalgia/core/studio] Add ability to select pixels for copy/paste

2022-03-10 02:39:22 -06:00
parent 3486734b50
commit b502b8cc30
9 changed files with 147 additions and 33 deletions
@@ -8,6 +8,7 @@
 #include <ox/std/string.hpp>

 #include <nostalgia/core/gfx.hpp>
+#include <nostalgia/geo/bounds.hpp>
 #include <nostalgia/geo/point.hpp>
 #include <nostalgia/geo/vec.hpp>
 #include <nostalgia/studio/studio.hpp>
@@ -279,6 +280,11 @@ class TileSheetEditorModel: public ox::SignalHandler {
 		bool m_updated = false;
 		Context *m_ctx = nullptr;
 		ox::String m_path;
+		ox::Vector<std::size_t> m_selectedPixels; // pixel idx values
+		bool m_selectionOngoing = false;
+		geo::Point m_selectionPt1 = {-1, -1};
+		geo::Point m_selectionPt2 = {-1, -1};
+		geo::Bounds m_selectionBounds;

 	public:
 		TileSheetEditorModel(Context *ctx, const ox::String &path);
@@ -326,6 +332,12 @@ class TileSheetEditorModel: public ox::SignalHandler {
 			return m_activeSubsSheetIdx;
 		}

+		void select(const geo::Point &pt) noexcept;
+
+		void completeSelection() noexcept;
+
+		void clearSelection() noexcept;
+
 		[[nodiscard]]
 		bool updated() const noexcept;

@@ -337,6 +349,8 @@ class TileSheetEditorModel: public ox::SignalHandler {

 		constexpr studio::UndoStack *undoStack() noexcept;

+		bool pixelSelected(std::size_t idx) const noexcept;
+
 	protected:
 		void saveItem();