260 lines
7.7 KiB
C++
260 lines
7.7 KiB
C++
#pragma once
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#include "event.h"
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#include "shape.h"
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#include "brush.h"
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#include "texture.h"
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#include "action.h"
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#include <poly2tri.h>
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#include "node_tool_bucket.h"
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enum class kCanvasMode
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{
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Draw,
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Erase,
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Line,
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Camera,
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Grid,
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Import,
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Cut,
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Copy,
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Fill,
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MaskFree,
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MaskLine,
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FloodFill,
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COUNT,
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};
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struct CameraData
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{
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glm::mat4 m_mv{ 1 };
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glm::mat4 m_proj{ 1 };
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glm::vec4 m_box{ 0 };
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glm::vec4 m_vp{ 0 };
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glm::vec2 m_pan{ 0 };
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glm::mat4 m_plane_unproject[6] = SIXPLETTE(glm::mat4(1));
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glm::vec3 m_plane_dir[6] = SIXPLETTE(glm::vec3(0));
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};
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class CanvasMode
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{
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public:
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static class NodeCanvas* node;
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bool hide_curor = false;
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bool m_draw_tip = false;
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//static Canvas* canvas;
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virtual void on_MouseEvent(MouseEvent* me, glm::vec2& loc) {}
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virtual void on_KeyEvent(KeyEvent* ke) {}
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virtual void on_GestureEvent(GestureEvent* ge) {}
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virtual void on_Draw(const glm::mat4& ortho, const glm::mat4& proj, const glm::mat4& camera) {}
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virtual void init() {}
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virtual void enter(kCanvasMode prev) {}
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virtual void leave(kCanvasMode next) {}
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CanvasMode() = default;
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virtual ~CanvasMode() = default;
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};
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class CanvasModeBasicCamera : public CanvasMode
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{
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bool m_draggingR = false;
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bool m_draggingL = false;
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bool m_draggingT = false; // touch drag
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bool m_zooming = false;
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glm::vec2 m_dragR_start;
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glm::vec2 m_dragL_start;
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glm::vec2 m_pan_start;
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float m_fov_start;
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float m_camera_fov;
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float m_zoom_canvas = 1.f;
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float m_zoom_start;
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public:
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virtual void on_MouseEvent(MouseEvent* me, glm::vec2& loc) override;
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virtual void on_GestureEvent(GestureEvent* ge) override;
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};
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class CanvasModePen : public CanvasMode
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{
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friend class App;
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bool m_dragging = false;
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glm::vec2 m_pan_start;
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glm::vec2 m_size_pos_start;
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float m_size_value_start;
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float m_camera_fov;
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float m_zoom_canvas = 1.f;
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float m_zoom_start;
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// resizing the tip
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public:
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CanvasModePen() { hide_curor = true; m_picking = false; }
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virtual void on_GestureEvent(GestureEvent* ge) override;
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virtual void on_MouseEvent(MouseEvent* me, glm::vec2& loc) override;
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virtual void on_Draw(const glm::mat4& ortho, const glm::mat4& proj, const glm::mat4& camera) override;
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virtual void enter(kCanvasMode prev) override;
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virtual void leave(kCanvasMode next) override;
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bool m_resizing = false;
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bool m_picking = false;
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bool m_drawing = false;
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glm::vec2 m_cur_pos;
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bool m_draw_outline = true;
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};
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class CanvasModeLine : public CanvasMode
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{
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LineSegment m_line;
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bool m_dragging = false;
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glm::vec2 m_drag_start;
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glm::vec2 m_drag_pos;
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public:
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glm::vec2 m_cur_pos;
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virtual void on_MouseEvent(MouseEvent* me, glm::vec2& loc) override;
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virtual void on_Draw(const glm::mat4& ortho, const glm::mat4& proj, const glm::mat4& camera) override;
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virtual void init() override;
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virtual void enter(kCanvasMode prev) override;
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virtual void leave(kCanvasMode next) override;
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};
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class CanvasModeFloodFill : public CanvasMode
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{
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const std::string m_cursor_path = "data/cursor/bucket-fill.png";
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const uint16_t m_cursor_id = const_hash(m_cursor_path.c_str());
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glm::vec2 m_cur_pos;
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NodeToolBucket* m_tool;
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public:
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CanvasModeFloodFill() { hide_curor = true; }
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virtual void init() override;
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virtual void on_MouseEvent(MouseEvent* me, glm::vec2& loc) override;
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virtual void on_Draw(const glm::mat4& ortho, const glm::mat4& proj, const glm::mat4& camera) override;
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virtual void enter(kCanvasMode prev) override;
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virtual void leave(kCanvasMode next) override;
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};
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struct ray_t { glm::vec3 o, d; };
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class CanvasModeGrid : public CanvasMode
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{
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LineSegment m_line;
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glm::vec3 origin;
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glm::vec3 dir;
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int m_plane_id;
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bool m_dragging = false;
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bool m_added = false;
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std::unique_ptr<class ActionModeGrid> m_action;
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public:
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bool m_highlight = false;
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int m_selected_index = -1;
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std::vector<ray_t> m_lines;
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virtual void on_MouseEvent(MouseEvent* me, glm::vec2& loc) override;
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virtual void on_KeyEvent(KeyEvent* ke) override;
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virtual void on_Draw(const glm::mat4& ortho, const glm::mat4& proj, const glm::mat4& camera) override;
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virtual void init() override;
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virtual void leave(kCanvasMode next) override;
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void commit();
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void clear();
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};
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struct ActionModeGrid : public Action
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{
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CanvasModeGrid* m_mode;
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bool m_highlight;
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int m_selected_index;
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std::vector<ray_t> m_lines;
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virtual void run() override { }
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virtual Action* get_redo() override;
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virtual void undo() override;
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virtual size_t memory() override { return 0; }
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};
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class CanvasModeCamera : public CanvasMode
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{
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bool m_dragging = false;
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glm::vec2 m_drag_start;
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glm::vec2 m_pos_start;
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public:
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virtual void on_MouseEvent(MouseEvent* me, glm::vec2& loc) override;
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};
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class CanvasModeFill : public CanvasMode
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{
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DynamicShape m_shape;
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bool m_dragging = false;
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std::vector<vertex_t> m_points;
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std::map<int, int> m_dirty_planes;
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public:
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virtual void on_Draw(const glm::mat4& ortho, const glm::mat4& proj, const glm::mat4& camera) override;
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virtual void on_MouseEvent(MouseEvent* me, glm::vec2& loc) override;
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virtual void init() override;
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virtual void leave(kCanvasMode next) override;
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};
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class CanvasModeMaskBase : public CanvasMode
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{
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protected:
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friend class CanvasModeTransform;
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DynamicShape m_shape;
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bool m_dragging = false;
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std::vector<vertex_t> m_points;
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std::vector<glm::vec2> m_points2d;
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CameraData m_selection_cam;
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public:
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};
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class CanvasModeMaskFree : public CanvasModeMaskBase
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{
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public:
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virtual void on_Draw(const glm::mat4& ortho, const glm::mat4& proj, const glm::mat4& camera) override;
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virtual void on_MouseEvent(MouseEvent* me, glm::vec2& loc) override;
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virtual void init() override;
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virtual void leave(kCanvasMode next) override;
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void clear();
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};
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class CanvasModeMaskLine : public CanvasModeMaskBase
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{
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std::map<int, int> m_dirty_planes;
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bool m_active_tool = false;
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public:
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virtual void on_Draw(const glm::mat4& ortho, const glm::mat4& proj, const glm::mat4& camera) override;
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virtual void on_MouseEvent(MouseEvent* me, glm::vec2& loc) override;
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virtual void init() override;
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virtual void enter(kCanvasMode prev) override;
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virtual void leave(kCanvasMode next) override;
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};
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class CanvasModeTransform : public CanvasMode
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{
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DynamicShape m_shape[6]{};
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Sphere m_sphere{};
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Circle m_circle{};
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Texture2D m_tex[6]{};
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glm::vec3 m_origin{0, 0, 1 };
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std::vector<glm::vec3> corners{};
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std::vector<glm::vec2> corners2d{};
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int corner_hl = -1;
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glm::vec3 m_center_point{};
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glm::vec2 m_center_point_uv{};
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glm::mat4 m_xform{1};
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glm::mat4 m_xform_local{1};
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int m_counter = 0;
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bool m_dragging = false;
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int m_drag_corner = -1;
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float m_drag_diag = 0;
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std::vector<glm::vec2> m_drag_corners2d{};
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glm::vec2 m_drag_start{};
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glm::mat4 m_drag_xform{1};
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glm::mat4 m_drag_xform_local{1};
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std::vector<vertex_t> m_points{};
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std::vector<glm::vec2> m_points2d{};
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std::vector<vertex_t> m_points_face[6];
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std::map<int, int> m_dirty_planes{};
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bool m_active_tool = false;
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bool m_commit_on_leave = false;
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public:
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enum class ActionType : uint8_t { Copy, Cut, Import };
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ActionType m_action;
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Image m_source_image;
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CanvasModeTransform() = default;
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virtual void on_Draw(const glm::mat4& ortho, const glm::mat4& proj, const glm::mat4& camera) override;
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virtual void on_MouseEvent(MouseEvent* me, glm::vec2& loc) override;
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virtual void init() override;;
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virtual void enter(kCanvasMode prev) override;
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virtual void leave(kCanvasMode next) override;
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};
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