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@ -1175,11 +1175,13 @@
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ctx.lineWidth = 1;
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ctx.strokeStyle = options.grid.tickColor;
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ctx.beginPath();
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var v, axis = axes.xaxis;
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var v, axis = axes.xaxis,
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bw = options.grid.borderWidth;
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for (i = 0; i < axis.ticks.length; ++i) {
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v = axis.ticks[i].v;
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if (v <= axis.min || v >= axes.xaxis.max)
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continue; // skip those lying on the axes
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if (v < axis.min || v > axis.max ||
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(bw > 0 && (v == axis.min || v == axis.max)))
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continue; // skip those lying on the axes if we got a border
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ctx.moveTo(Math.floor(axis.p2c(v)) + ctx.lineWidth/2, 0);
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ctx.lineTo(Math.floor(axis.p2c(v)) + ctx.lineWidth/2, plotHeight);
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@ -1188,7 +1190,8 @@
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axis = axes.yaxis;
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for (i = 0; i < axis.ticks.length; ++i) {
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v = axis.ticks[i].v;
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if (v <= axis.min || v >= axis.max)
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if (v < axis.min || v > axis.max ||
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(bw > 0 && (v == axis.min || v == axis.max)))
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continue;
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ctx.moveTo(0, Math.floor(axis.p2c(v)) + ctx.lineWidth/2);
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@ -1198,7 +1201,8 @@
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axis = axes.x2axis;
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for (i = 0; i < axis.ticks.length; ++i) {
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v = axis.ticks[i].v;
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if (v <= axis.min || v >= axis.max)
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if (v < axis.min || v > axis.max ||
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(bw > 0 && (v == axis.min || v == axis.max)))
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continue;
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ctx.moveTo(Math.floor(axis.p2c(v)) + ctx.lineWidth/2, -5);
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@ -1208,7 +1212,8 @@
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axis = axes.y2axis;
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for (i = 0; i < axis.ticks.length; ++i) {
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v = axis.ticks[i].v;
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if (v <= axis.min || v >= axis.max)
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if (v < axis.min || v > axis.max ||
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(bw > 0 && (v == axis.min || v == axis.max)))
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continue;
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ctx.moveTo(plotWidth-5, Math.floor(axis.p2c(v)) + ctx.lineWidth/2);
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@ -1219,7 +1224,6 @@
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if (options.grid.borderWidth) {
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// draw border
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var bw = options.grid.borderWidth;
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ctx.lineWidth = bw;
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ctx.strokeStyle = options.grid.borderColor;
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ctx.strokeRect(-bw/2, -bw/2, plotWidth + bw, plotHeight + bw);
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