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author | MDN <actions@users.noreply.github.com> | 2021-06-06 00:57:45 +0000 |
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committer | MDN <actions@users.noreply.github.com> | 2021-06-06 00:57:45 +0000 |
commit | 6781d84b8a98f4c28efebaf7ed15d0666083ef11 (patch) | |
tree | b41358d544b1e542eb075488ec3b95333b11aa1d /files/es/web/css | |
parent | 32530cee2c4594f72494b9d6862c493aaabc0bac (diff) | |
download | translated-content-6781d84b8a98f4c28efebaf7ed15d0666083ef11.tar.gz translated-content-6781d84b8a98f4c28efebaf7ed15d0666083ef11.tar.bz2 translated-content-6781d84b8a98f4c28efebaf7ed15d0666083ef11.zip |
[CRON] sync translated content
Diffstat (limited to 'files/es/web/css')
-rw-r--r-- | files/es/web/css/tools/cubic_bezier_generator/index.html | 321 |
1 files changed, 0 insertions, 321 deletions
diff --git a/files/es/web/css/tools/cubic_bezier_generator/index.html b/files/es/web/css/tools/cubic_bezier_generator/index.html deleted file mode 100644 index dab5df8c51..0000000000 --- a/files/es/web/css/tools/cubic_bezier_generator/index.html +++ /dev/null @@ -1,321 +0,0 @@ ---- -title: Generador de curvas de bézier -slug: Web/CSS/Tools/Cubic_Bezier_Generator -translation_of: Web/CSS/Tools/Cubic_Bezier_Generator -original_slug: Web/CSS/Herramientas/Cubic_Bezier_Generator ---- -<div id="Tool"> -<div class="hidden"> -<pre class="brush:html"><html> - <canvas id="bezier" width="336" height="336"> - </canvas> - <form> - <label for="x1">x1 = </label><input onchange="updateCanvas();" type="text" maxlength=6 id="x1" value="0.79" class='field'> - <label for="y1">y1 = </label><input onchange="updateCanvas();return true;" type="text" maxlength=6 id="y1" value="0.33" class='field'> - <label for="x2">x2 = </label><input onchange="updateCanvas();return true;" type="text" maxlength=6 id="x2" value="0.14" class='field'> - <label for="y2">y2 = </label><input onchange="updateCanvas();return true;" type="text" maxlength=6 id="y2" value="0.53" class='field'> - <br> - <output id="output">Log</output> - </form> -</html> - </pre> - -<pre class="brush:css">.field { - width: 40px; -} - </pre> - -<pre class="brush:js">function updateCanvas() { - - var x1 = document.getElementById('x1').value; - var y1 = document.getElementById('y1').value; - var x2 = document.getElementById('x2').value; - var y2 = document.getElementById('y2').value; - - drawBezierCurve(x1, y1, x2, y2); -} - -const radius = 4; -// Place needed to draw the rulers -const rulers = 30.5; -const margin = 10.5; -const basic_scale_size = 5; // Size of 0.1 tick on the rulers -var scaling; //LIMITATION: scaling is computed once: if canvas.height/canvas.width change it won't be recalculated -var dragSM = 0; // Drag state machine: 0 = nodrag, others = object being dragged - -function initCanvas() { - // get the canvas element using the DOM - var canvas = document.getElementById('bezier'); - - // Make sure we don't execute when canvas isn't supported - if (canvas.getContext) { - // use getContext to use the canvas for drawing - var ctx = canvas.getContext('2d'); - - scaling = Math.min(canvas.height - rulers - margin, canvas.width - rulers - margin); - - canvas.onmousedown = mouseDown; - canvas.onmouseup = mouseUp; - } else { - alert('You need Safari or Firefox 1.5+ to see this demo.'); - } -} - -function cX(x) { - return x * scaling + rulers; -} - -function reverseX(x) { - return (x - rulers) / scaling; -} - -function lX(x) { - //Used when drawing vertical lines to prevent subpixel blur - var result = cX(x); - return Math.round(result) == result ? result + 0.5 : result; -} - -function cY(y) { - - return (1 - y) * scaling + margin; -} - -function reverseY(y) { - return (margin - y) / scaling + 1; -} - -function lY(y) { - // Used when drawing horizontal lines to prevent subpixel blur - var result = cY(y); - return Math.round(result) == result ? result + 0.5 : result; -} - -function drawBezierCurve(x1, y1, x2, y2) { - - // get the canvas element using the DOM - var canvas = document.getElementById('bezier'); - - // Make sure we don't execute when canvas isn't supported - if (canvas.getContext) { - - // use getContext to use the canvas for drawing - var ctx = canvas.getContext('2d'); - - - - // Clear canvas - ctx.clearRect(0, 0, canvas.width, canvas.height); - - // Draw the rulers - ctx.beginPath(); - ctx.strokeStyle = "black"; - - // Draw the Y axis - ctx.moveTo(cX(0), cY(0)); - ctx.lineTo(cX(1), cY(0)); - ctx.textAlign = "right"; - - for (var i = 0.1; i <= 1; i = i + 0.1) { - ctx.moveTo(-basic_scale_size + cX(0), lY(i)); - if ((i == 0.5) || (i > 0.9)) { - ctx.moveTo(-2 * basic_scale_size + cX(0), lY(i)); - ctx.fillText(Math.round(i * 10) / 10, -3 * basic_scale_size + cX(0), cY(i) + 4); - // Limitation the constant 4 should be font size dependant - } - ctx.lineTo(cX(0), lY(i)); - } - ctx.stroke(); - ctx.closePath(); - ctx.beginPath(); - - // Draw the Y axis label - ctx.save(); - ctx.rotate(-Math.PI / 2); - ctx.textAlign = "left"; - ctx.fillText("Output (Value Ratio)", -cY(0), -3 * basic_scale_size + cX(0)); - ctx.restore(); - - // Draw the X axis - ctx.moveTo(cX(0), cY(0)); - ctx.lineTo(cX(0), cY(1)); - ctx.textAlign = "center"; - for (i = 0.1; i <= 1; i = i + 0.1) { - ctx.moveTo(lX(i), basic_scale_size + cY(0)); - if ((i == 0.5) || (i > 0.9)) { - ctx.moveTo(lX(i), 2 * basic_scale_size + cY(0)); - ctx.fillText(Math.round(i * 10) / 10, cX(i), 4 * basic_scale_size + cY(0)); - // Limitation the constant 4 should be dependant of the font size - } - ctx.lineTo(lX(i), cY(0)); - } - - // Draw the X axis label - ctx.textAlign = "left"; - ctx.fillText("Input (Time Duration Ratio)", cX(0), 4 * basic_scale_size + cY(0)); - // Limitation the constant 4 should be dependant of the font size - ctx.stroke(); - ctx.closePath(); - - // Draw the Bézier Curve - ctx.beginPath(); - ctx.moveTo(cX(0), cY(0)); - ctx.strokeStyle = 'blue'; - ctx.bezierCurveTo(cX(x1), cY(y1), cX(x2), cY(y2), cX(1), cY(1)); - ctx.stroke(); - ctx.closePath(); - - - - // Draw the P2 point (with a line to P0) - ctx.beginPath(); - ctx.strokeStyle = 'red'; - ctx.moveTo(cX(x1), cY(y1)); - ctx.lineTo(cX(0), cY(0)); - ctx.stroke(); - ctx.closePath(); - ctx.beginPath(); - ctx.moveTo(cX(x1), cY(y1)); - ctx.arc(cX(x1), cY(y1), radius, 0, 2 * Math.PI); - ctx.stroke(); - ctx.fillStyle = 'white'; - ctx.fill(); - ctx.closePath(); - - - - // Draw the P3 point (with a line to P1) - ctx.beginPath(); - ctx.strokeStyle = 'red'; - ctx.moveTo(cX(x2), cY(y2)); - ctx.lineTo(cX(1), cY(1)); - ctx.stroke(); - ctx.closePath(); - - ctx.beginPath(); - ctx.moveTo(cX(x2), cY(y2)); - ctx.arc(cX(x2), cY(y2), radius, 0, 2 * Math.PI); - ctx.stroke(); - ctx.fill(); - ctx.closePath(); - - // Draw the P1(1,1) point (with dashed hints) - ctx.beginPath(); - ctx.moveTo(cX(1), cY(1)); - ctx.strokeStyle = 'lightgrey'; - ctx.lineTo(cX(0), cY(1)); - ctx.moveTo(cX(1), cY(1)); - ctx.lineTo(cX(1), cY(0)); - ctx.stroke(); - ctx.closePath(); - - ctx.beginPath(); - ctx.strokeStyle = "black"; - ctx.fillStyle = "black"; - ctx.arc(cX(1), cY(1), radius, 0, 2 * Math.PI); - ctx.fill(); - ctx.stroke(); - ctx.closePath(); - - - // Draw the P0(0,0) point - ctx.beginPath(); - ctx.arc(cX(0), cY(0), radius, 0, 2 * Math.PI); - ctx.fill(); - ctx.stroke(); - ctx.closePath(); - - - } else { - alert('You need Safari or Firefox 1.5+ to see this demo.'); - } -} - -function mouseDown(e) { - - var canvas = document.getElementById('bezier'); - - var x1 = cX(document.getElementById('x1').value); - var y1 = cY(document.getElementById('y1').value); - - var x = e.pageX - canvas.offsetLeft; - var y = e.pageY - canvas.offsetTop; - - var output = document.getElementById('output'); - output.value = "(" + x + "," + y + ") should be (" + x1 + "," + y1 + ")"; - - - if ((x1 + radius >= x) && (x1 - radius <= x) && (y1 + radius >= y) && (y1 - radius <= y)) { - var output = document.getElementById('output'); - output.value = "P1!"; - dragSM = 1; - } - - var x2 = cX(document.getElementById('x2').value); - var y2 = cY(document.getElementById('y2').value); - - if ((x2 + radius >= x) && (x2 - radius <= x) && (y2 + radius >= y) && (y2 - radius <= y)) { - var output = document.getElementById('output'); - output.value = "P2!"; - dragSM = 2; - } - - // If we are starting a drag - if (dragSM != 0) { - canvas.onmousemove = mouseMove; - } -} - -function mouseUp(e) { - - var output = document.getElementById('output'); - output.value = "Mouse up!"; - dragSM = 0; - canvas.onmousemove = null; -} - -function mouseMove(e) { - if (dragSM != 0) { - var canvas = document.getElementById('bezier'); - - var x = e.pageX - canvas.offsetLeft; - var y = e.pageY - canvas.offsetTop; - - var output = document.getElementById('output'); - output.value = "Drag!"; - - if (dragSM == 1) { - var x1 = document.getElementById('x1'); - var y1 = document.getElementById('y1'); - x1.value = reverseX(x); - x1.value = Math.round(x1.value * 10000) / 10000; - y1.value = reverseY(y); - y1.value = Math.round(y1.value * 10000) / 10000; - if (x1.value < 0) { x1.value = 0; } - if (x1.value > 1) { x1.value = 1; } - } else if (dragSM == 2) { - var x2 = document.getElementById('x2'); - var y2 = document.getElementById('y2'); - x2.value = reverseX(x); - x2.value = Math.round(x2.value * 10000) / 10000; - y2.value = reverseY(y); - y2.value = Math.round(y2.value * 10000) / 10000; - if (x2.value < 0) { x2.value = 0; } - if (x2.value > 1) { x2.value = 1; } - } - updateCanvas(); - } -} - -initCanvas(); -updateCanvas(); - </pre> -</div> - -<p>{{draft}}</p> - -<p>Esta es una herramienta de ejemplo que te permitirá editar y ver de manera gráfica una curva de Bézier. Esta no es una herramienta realmente útil, pero ¡lo será!</p> - -<p>{{EmbedLiveSample("Tool", 1000, 2000)}}</p> -</div> - -<p> </p> |