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Selection working partially. Needs global z-index hovering to work reliably.

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Sebastian
2024-11-16 00:29:01 +01:00
parent 96526f709a
commit 55926a5021
9 changed files with 64 additions and 20 deletions
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src/canvas.h
+22 -2
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@@ -1,6 +1,7 @@
#pragma once
#include "draggable.h"
#include "raylib.h"
#include "raymath.h"
#include "state.h"
namespace VISEQ::APP::CANVAS {
@@ -10,9 +11,10 @@ namespace VISEQ::APP::CANVAS {
Camera2D camera;
Vec2Df camera_delta;
Vec2Df select_start;
virtual bool hovering() override {
return true;
virtual bool hovering() override {
return true;
}
virtual void drag() override {
@@ -23,15 +25,33 @@ namespace VISEQ::APP::CANVAS {
virtual void drawStart(){
BeginMode2D(camera);
state->hovering = false;
if(hovering()) state->istate = InteractionState::HOVER_CANVAS;
}
virtual void drawEnd(){
EndMode2D();
}
void select(){
if(state->mouse_left.clicked){
select_start = state->screen_mouse;
state->istate = InteractionState::DRAW_SELECTION;
}
if(state->mouse_left.down){
Vec2Df select1 = {state->screen_mouse.x > select_start.x ? select_start.x : state->screen_mouse.x, state->screen_mouse.y > select_start.y ? select_start.y : state->screen_mouse.y};
Vec2Df select2 = {state->screen_mouse.x > select_start.x ? state->screen_mouse.x - select_start.x : select_start.x - state->screen_mouse.x, state->screen_mouse.y > select_start.y ? state->screen_mouse.y - select_start.y : select_start.y - state->screen_mouse.y};
DrawRectangleLines(select1.x, select1.y, select2.x, select2.y, (Color){150,150,150,150});
state->selection = (Rectangle){select1.x, select1.y, select2.x, select2.y};
}
}
virtual void draw(){
camera_delta = state->mouse_delta * (-1.0f/camera.zoom);
if(hovering()) drag();
if(state->istate == InteractionState::HOVER_CANVAS || state->istate == InteractionState::DRAW_SELECTION) select();
float wheel = GetMouseWheelMove();
if(wheel != 0){