[nostalgia] Add basic support for subsheets

2022-02-26 22:48:18 -06:00
parent 329ecb3266
commit e8a046c2dc
20 changed files with 630 additions and 238 deletions
@@ -0,0 +1,138 @@
+/*
+ * Copyright 2016 - 2022 Gary Talent (gary@drinkingtea.net). All rights reserved.
+ */
+
+#pragma once
+
+#include <ox/model/def.hpp>
+
+#include <nostalgia/core/gfx.hpp>
+#include <nostalgia/geo/vec.hpp>
+#include <nostalgia/glutils/glutils.hpp>
+#include <nostalgia/studio/studio.hpp>
+
+#include "tilesheeteditormodel.hpp"
+#include "tilesheetpixelgrid.hpp"
+#include "tilesheetpixels.hpp"
+
+namespace nostalgia::core {
+
+enum class TileSheetTool: int {
+	Select,
+	Draw,
+	Fill,
+};
+
+[[nodiscard]]
+constexpr auto toString(TileSheetTool t) noexcept {
+	switch (t) {
+		case TileSheetTool::Select:
+			return "Select";
+		case TileSheetTool::Draw:
+			return "Draw";
+		case TileSheetTool::Fill:
+			return "Fill";
+	}
+	return "";
+}
+
+class TileSheetEditorView: public ox::SignalHandler {
+
+	private:
+		TileSheetEditorModel m_model;
+		TileSheetGrid m_pixelGridDrawer;
+		TileSheetPixels m_pixelsDrawer;
+		geo::Vec2 m_viewSize;
+		float m_pixelSizeMod = 1;
+		bool m_updated = false;
+		geo::Vec2 m_scrollOffset;
+		std::size_t m_palIdx = 0;
+
+	public:
+		TileSheetEditorView(Context *ctx, const ox::String &path);
+
+		~TileSheetEditorView() override = default;
+
+		void draw() noexcept;
+
+		void click(const geo::Vec2 &paneSize, const geo::Vec2 &clickPos) noexcept;
+
+		void releaseMouseButton() noexcept;
+
+		void scrollV(const geo::Vec2 &paneSz, float wheel, bool zoomMod) noexcept;
+
+		void scrollH(const geo::Vec2 &paneSz, float wheel) noexcept;
+
+		void resizeView(const geo::Vec2 &sz) noexcept;
+
+		[[nodiscard]]
+		constexpr const TileSheet &img() const noexcept;
+
+		[[nodiscard]]
+		constexpr TileSheet &img() noexcept;
+
+		[[nodiscard]]
+		constexpr const Palette &pal() const noexcept;
+
+		[[nodiscard]]
+		constexpr auto *model() noexcept {
+			return &m_model;
+		}
+
+		[[nodiscard]]
+		constexpr auto *model() const noexcept {
+			return &m_model;
+		}
+
+		constexpr auto setPalIdx(auto palIdx) noexcept {
+			m_palIdx = palIdx;
+		}
+
+		[[nodiscard]]
+		constexpr auto palIdx() const noexcept {
+			return m_palIdx;
+		}
+
+		[[nodiscard]]
+		bool updated() const noexcept;
+
+		void ackUpdate() noexcept;
+
+	private:
+		void initView() noexcept;
+
+		void setPalette();
+
+		void saveState();
+
+		void restoreState();
+
+		[[nodiscard]]
+		ox::String paletteName(const ox::String &palettePath) const;
+
+		[[nodiscard]]
+		ox::String palettePath(const ox::String &palettePath) const;
+
+	// slots
+		ox::Error setActiveSubsheet(const TileSheet::SubSheetIdx &idx) noexcept;
+
+	public:
+		ox::Error colorSelected() noexcept;
+
+		ox::Error setColorTable() noexcept;
+
+};
+
+constexpr const TileSheet &TileSheetEditorView::img() const noexcept {
+	return m_model.img();
+}
+
+constexpr TileSheet &TileSheetEditorView::img() noexcept {
+	return m_model.img();
+}
+
+constexpr const Palette &TileSheetEditorView::pal() const noexcept {
+	return m_model.pal();
+}
+
+}