質問編集履歴
1
htmlコードを追加 一部修正
test
CHANGED
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File without changes
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test
CHANGED
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@@ -238,122 +238,26 @@
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}
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function allClear() {
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ctx.beginPath();
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ctx.fillStyle = bgColor;
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ctx.fillRect(0, 0, 500, 400);
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outputData = new Array();
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$('#undo, #redo').attr('disabled', true);
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}
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$('#pallet li').addClass('ofclic');
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$('#pallet li').click(function() {
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penColor = $(this).css('background-color');
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$('#pallet li').removeClass('clic');
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$(this).addClass('clic');
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});
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$('#penselect1').click(function() {
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penSize = 3;
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});
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$('#penselect2').click(function() {
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penSize = 10;
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});
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$('#penselect3').click(function() {
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penSize = 15;
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});
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// 戻るボタン
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$('#undo').click(function() {
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if (outputLength >= 0) {
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outputLength--;
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ctx.putImageData(outputData[outputLength], 0, 0);
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$('#redo').attr('disabled', false);
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if (outputLength <= 0) {
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$('#undo').attr('disabled', true);
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}
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}
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});
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// 進むボタン
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$('#redo').click(function() {
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if (outputLength <= outputData.length - 1) {
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outputLength++;
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ctx.putImageData(outputData[outputLength], 0, 0);
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$('#undo').attr('disabled', false);
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if (outputLength >= outputData.length - 1) {
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$('#redo').attr('disabled', true);
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}
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}
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});
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$('#allclear').click(function() {
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if (!confirm('すべて消去します\nよろしいですか?')) return;
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allClear();
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});
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$('#save').click(function() {
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var d = canvas.toDataURL('image/png');
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d = d.replace('image/png', 'image/octet-stream');
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window.open(d, 'save');
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});
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$("#drawbtn").on("click", function() {
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$(".draw").slideToggle();
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});
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}
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```
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```html
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<script type="text/javascript">
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<!-- //
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$(function(){
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drawScript();
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});
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// -->
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</script>
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<canvas id="drawCanvas" width="500" height="400"></canvas>
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```
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