103 lines
2.3 KiB
JavaScript
103 lines
2.3 KiB
JavaScript
function Keyboard()
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{
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this.memory = "";
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this.selector = {x:0,y:0};
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this.start = function()
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{
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dotgrid.controller.set("keyboard");
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this.select({x:10,y:10})
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dotgrid.cursor.className = "keyboard";
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}
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this.stop = function()
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{
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dotgrid.controller.set();
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dotgrid.cursor.className = "";
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}
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this.select = function(pos)
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{
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this.selector = {x:pos.x * -dotgrid.grid_width,y:pos.y * dotgrid.grid_height};
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dotgrid.move_cursor(this.selector)
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dotgrid.guide.update();
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dotgrid.draw();
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}
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this.deselect = function()
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{
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dotgrid.tool.clear();
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dotgrid.guide.update();
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dotgrid.draw();
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}
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this.confirm = function()
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{
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dotgrid.tool.add_vertex({x:this.selector.x * -1,y:this.selector.y});
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dotgrid.guide.update();
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dotgrid.draw();
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}
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this.erase = function()
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{
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dotgrid.tool.remove_segments_at(this.selector);
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dotgrid.guide.update();
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dotgrid.draw();
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}
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this.move = function(x,y)
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{
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this.selector = {x:this.selector.x+(x*dotgrid.grid_width),y:this.selector.y+(-y*dotgrid.grid_height)};
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this.selector.x = this.selector.x > 0 ? 0 : this.selector.x;
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this.selector.y = this.selector.y < 0 ? 0 : this.selector.y;
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dotgrid.move_cursor(this.selector)
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dotgrid.guide.update();
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dotgrid.draw();
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}
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this.push = function(k)
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{
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this.memory = `${this.memory}${k}`;
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if(this.memory.length > 3){
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var pos = {x:parseInt(this.memory.substr(0,2)),y:parseInt(this.memory.substr(2,2))};
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this.select(pos);
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this.memory = "";
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}
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}
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this.reset = function()
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{
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this.memory = "";
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dotgrid.update();
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}
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this.listen = function(e)
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{
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if(e.key == "ArrowRight"){
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dotgrid.keyboard.move(-1,0);
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e.preventDefault();
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}
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if(e.key == "ArrowLeft"){
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dotgrid.keyboard.move(1,0);
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e.preventDefault();
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}
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if(e.key == "ArrowUp"){
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dotgrid.keyboard.move(0,1);
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e.preventDefault();
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}
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if(e.key == "ArrowDown"){
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dotgrid.keyboard.move(0,-1);
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e.preventDefault();
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}
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if(e.code && e.code.substr(0,5) == "Digit" && !e.metaKey && !e.ctrlKey){
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var value = parseInt(e.code.substr(5,1));
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dotgrid.keyboard.push(value);
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e.preventDefault();
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}
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}
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// document.onkeyup = function(event){ dotgrid.keyboard.listen(event); };
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document.onkeydown = function(event){ dotgrid.keyboard.listen(event); };
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} |