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var dragging = false
var drawing = true
var erasing = false
var focused
var canvas, tools, palette, controls, brush, mode, current_tool, current_canvas
function init () {
build()
bind()
}
function build () {
shader.init()
// shader.run(canvas)
shader.animate()
canvas.append(canvas_rapper)
brush.append(brush_rapper)
palette.append(palette_rapper)
controls.circle.focus()
// controls.shader.focus()
brush.bg = colors.red
brush.generate()
brush.build()
}
function bind () {
canvas.bind()
palette.bind()
brush.bind()
controls.bind()
window.addEventListener('mouseup', function(){
dragging = erasing = false
if (current_tool.name != 'shader') { cursor_input.focus() }
});
window.addEventListener('mousedown', function(e){
if (current_tool.name == "shader") { return }
cursor_input.focus()
})
var direction = [0,1]
cursor_input.addEventListener('keydown', function(e){
console.log("keycode:", e.keyCode)
switch (e.keyCode) {
case 27: // esc
if (focused) focused.blur()
break
case 219: // [
if (current_tool.name != "text") {
e.preventDefault()
brush.contract(1)
brush.modified = false
break
}
case 221: // ]
if (current_tool.name != "text") {
e.preventDefault()
brush.expand(1)
brush.modified = false
break
}
case 8:
e.preventDefault()
current_canvas.focusLex(focused.y-1, focused.x)
focused.char = " "
focused.build()
return
case 13: // return
e.preventDefault()
current_canvas.focusLex(focused.y, focused.x+1)
return
case 38: // up
e.preventDefault()
direction[0] = -1
direction[1] = 0
current_canvas.focusLex(focused.y + direction[0], focused.x + direction[1])
break
case 40: // down
e.preventDefault()
direction[0] = 1
direction[1] = 0
current_canvas.focusLex(focused.y + direction[0], focused.x + direction[1])
break
case 37: // left
e.preventDefault()
direction[0] = 0
direction[1] = -1
current_canvas.focusLex(focused.y + direction[0], focused.x + direction[1])
break
case 39: // right
e.preventDefault()
direction[0] = 0
direction[1] = 1
current_canvas.focusLex(focused.y + direction[0], focused.x + direction[1])
break
// default:
// if (focused) { focused.key(undefined, e.keyCode) }
}
})
cursor_input.addEventListener('input', function(e){
/*
if (! e.metaKey && ! e.ctrlKey && ! e.altKey) {
e.preventDefault()
}
*/
if (current_tool.name == "shader") {
cursor_input.value = ""
return
}
var char = cursor_input.value
cursor_input.value = ""
console.log("input:", char)
if (focused && char) {
var y = focused.y, x = focused.x
focused.key(char, e.keyCode)
current_canvas.focusLex(y + direction[0], focused.x + direction[1])
}
})
var contentType = 'text/plain;charset=utf-8'
document.body.addEventListener('copy', function (e) {
if (e.clipboardData) {
e.preventDefault();
e.clipboardData.setData(contentType, canvas.ascii());
}
if (window.clipboardData) {
e.returnValue = false;
window.clipboardData.setData(contentType, canvas.ascii());
}
}, false);
document.addEventListener('DOMContentLoaded', function(){
if (current_tool.name != 'shader') { cursor_input.focus() }
document.body.classList.remove('loading')
})
}
function int_key (f) {
return function (key, keyCode) {
var n = parseInt(key)
! isNaN(n) && f(n)
}
}
init()
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