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#pragma once
#include "qt-display.hpp"
#include <obs-frontend-api.h>
#include <QCheckBox>
#include <QComboBox>
#include <QDockWidget>
#include <QDoubleSpinBox>
#include <QMouseEvent>
#include <QToolBar>
typedef std::function<bool(QObject *, QEvent *)> EventFilterFunc;
class OBSEventFilter : public QObject {
Q_OBJECT
public:
OBSEventFilter(EventFilterFunc filter_) : filter(filter_) {}
protected:
bool eventFilter(QObject *obj, QEvent *event) { return filter(obj, event); }
public:
EventFilterFunc filter;
};
class DrawDock : public QWidget {
Q_OBJECT
private:
OBSEventFilter *eventFilter;
OBSQTDisplay *preview;
obs_source_t *draw_source = nullptr;
gs_vertbuffer_t *box = nullptr;
obs_source_t *mouse_down_target = nullptr;
QToolBar *toolbar;
QComboBox *drawCombo;
QComboBox *toolCombo;
QAction *colorAction;
QAction *imageAction;
QDoubleSpinBox *toolSizeSpin;
QDoubleSpinBox *alphaSpin;
QCheckBox *eraseCheckbox;
obs_data_t *config;
std::map<obs_hotkey_id, std::pair<QAction *, obs_data_t *>> favoriteToolHotkeys;
obs_hotkey_id clearHotkey = OBS_INVALID_HOTKEY_ID;
obs_hotkey_pair_id showHideHotkey = OBS_INVALID_HOTKEY_PAIR_ID;
float zoom = 1.0f;
float scrollX = 0.5f;
float scrollY = 0.5f;
int scrollingFromX = 0;
int scrollingFromY = 0;
bool tabletActive = false;
QRect prevGeometry;
bool prevFloating;
Qt::DockWidgetArea prevArea;
void *vendor;
bool GetSourceRelativeXY(int mouseX, int mouseY, int &x, int &y);
bool HandleMouseClickEvent(QMouseEvent *event);
bool HandleMouseMoveEvent(QMouseEvent *event);
bool HandleMouseWheelEvent(QWheelEvent *event);
bool HandleFocusEvent(QFocusEvent *event);
bool HandleKeyEvent(QKeyEvent *event);
bool HandleTabletEvent(QTabletEvent *event);
OBSEventFilter *BuildEventFilter();
void DrawBackdrop(float cx, float cy);
void CreateDrawSource(obs_source_t *source = nullptr);
void DestroyDrawSource();
void SaveConfig();
void ClearDraw();
QAction *AddFavoriteTool(obs_data_t *settings = nullptr);
void ApplyFavoriteTool(obs_data_t *settings = nullptr);
QIcon CreateToolIcon(obs_data_t *settings);
QIcon CreateToolIcon(QColor toolColor, uint32_t tool, double alpha = 100.0, double toolSize = 20.0,
const char *image = nullptr);
static void DrawPreview(void *data, uint32_t cx, uint32_t cy);
static void frontend_event(enum obs_frontend_event event, void *data);
static void draw_source_update(void *data, calldata_t *cd);
static void draw_source_destroy(void *data, calldata_t *cd);
static void source_create(void *data, calldata_t *cd);
static void clear_hotkey(void *data, obs_hotkey_id id, obs_hotkey_t *hotkey, bool pressed);
static bool show_hotkey(void *data, obs_hotkey_pair_id id, obs_hotkey_t *hotkey, bool pressed);
static bool hide_hotkey(void *data, obs_hotkey_pair_id id, obs_hotkey_t *hotkey, bool pressed);
static void favorite_tool_hotkey(void *data, obs_hotkey_id id, obs_hotkey_t *hotkey, bool pressed);
static void vendor_request_version(obs_data_t *request_data, obs_data_t *response_data, void *);
static void vendor_request_clear(obs_data_t *request_data, obs_data_t *response_data, void *);
static void vendor_request_draw(obs_data_t *request_data, obs_data_t *response_data, void *);
static bool scene_undo(obs_scene_t *, obs_sceneitem_t *item, void *);
static bool scene_redo(obs_scene_t *, obs_sceneitem_t *item, void *);
static bool scene_tool(obs_scene_t *, obs_sceneitem_t *item, void *);
static bool scene_tool_color(obs_scene_t *, obs_sceneitem_t *item, void *);
static bool scene_tool_image(obs_scene_t *, obs_sceneitem_t *item, void *);
static bool scene_tool_size(obs_scene_t *, obs_sceneitem_t *item, void *);
static bool scene_tool_alpha(obs_scene_t *, obs_sceneitem_t *item, void *);
static bool scene_apply_tool(obs_scene_t *, obs_sceneitem_t *item, void *);
protected:
virtual void showEvent(QShowEvent *) override;
virtual void hideEvent(QHideEvent *) override;
private slots:
void DrawSourceUpdate();
void SceneChanged();
void OpenFullScreenProjector();
void EscapeTriggered();
public:
void PostLoad();
void FinishedLoad();
DrawDock(QWidget *parent = nullptr);
~DrawDock();
};
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