migrations/egui
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Add proper button function

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This commit is contained in:
Emil Ernerfeldt
2018-12-26 10:46:23 +01:00
parent 6755a90734
commit db30e552d2
8 changed files with 269 additions and 155 deletions
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35
docs/frontend.js
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@@ -76,11 +76,7 @@ function js_gui(input) {
});
return commands;
}
function paint_gui(canvas, mouse_pos) {
var input = {
mouse_pos: mouse_pos,
screen_size: { x: canvas.width, y: canvas.height }
};
function paint_gui(canvas, input) {
var commands = rust_gui(input);
for (var _i = 0, commands_1 = commands; _i < commands_1.length; _i++) {
var cmd = commands_1[_i];
@@ -88,6 +84,15 @@ function paint_gui(canvas, mouse_pos) {
}
}
// ----------------------------------------------------------------------------
var g_mouse_pos = { x: -1000.0, y: -1000.0 };
var g_mouse_down = false;
function get_input(canvas) {
return {
mouse_down: g_mouse_down,
mouse_pos: g_mouse_pos,
screen_size: { x: canvas.width, y: canvas.height }
};
}
function mouse_pos_from_event(canvas, evt) {
var rect = canvas.getBoundingClientRect();
return {
@@ -98,12 +103,22 @@ function mouse_pos_from_event(canvas, evt) {
function initialize() {
var canvas = document.getElementById("canvas");
canvas.addEventListener("mousemove", function (evt) {
var mouse_pos = mouse_pos_from_event(canvas, evt);
paint_gui(canvas, mouse_pos);
g_mouse_pos = mouse_pos_from_event(canvas, evt);
paint_gui(canvas, get_input(canvas));
}, false);
canvas.addEventListener("mouseleave", function (evt) {
g_mouse_pos = { x: -1000.0, y: -1000.0 };
paint_gui(canvas, get_input(canvas));
}, false);
canvas.addEventListener("mousedown", function (evt) {
var mouse_pos = mouse_pos_from_event(canvas, evt);
paint_gui(canvas, mouse_pos);
g_mouse_pos = mouse_pos_from_event(canvas, evt);
g_mouse_down = true;
paint_gui(canvas, get_input(canvas));
}, false);
paint_gui(canvas, { x: 0, y: 0 });
canvas.addEventListener("mouseup", function (evt) {
g_mouse_pos = mouse_pos_from_event(canvas, evt);
g_mouse_down = false;
paint_gui(canvas, get_input(canvas));
}, false);
paint_gui(canvas, get_input(canvas));
}