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Revision 119, 0.9 kB
(checked in by DRK, 6 years ago)
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* Added bindings for the Glitz and Xlib backends.
* Checked in cairooo: an OO layer on top of the cairo binding.
* Added snippets directory for cairooo
* Added basic tutorial on how to use cairooo
* Added a simple demo program.
* Added scripts for building import libraries.
* Fixed several bugs.
* Drank WAAY too much coffee.
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module snippets.text_align_center; |
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private |
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{ |
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import std.math; |
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import cairooo.all; |
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import snippets.common; |
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} |
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void snippet_text_align_center(Context cr, int width, int height) |
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{ |
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TextExtents extents; |
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auto utf8 = "cairo"c; |
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double x, y; |
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cr.selectFontFace("Sans", FontSlant.Normal, FontWeight.Normal); |
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cr.setFontSize(0.2); |
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extents = cr.textExtents(utf8); |
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x = 0.5 - (extents.width/2 + extents.xBearing); |
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y = 0.5 - (extents.height/2 + extents.yBearing); |
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cr.moveTo(x, y); |
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cr.showText(utf8); |
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// draw helping lines |
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cr.setSourceRGBA(1, 0.2, 0.2, 0.6); |
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cr.arc(x, y, 0.05, 0, 2*PI); |
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cr.fill(); |
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cr.moveTo(0.5, 0); |
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cr.relLineTo(0, 1); |
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cr.moveTo(0, 0.5); |
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cr.relLineTo(1, 0); |
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cr.stroke(); |
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} |
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static this() |
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{ |
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snippets_hash["text_align_center"] = &snippet_text_align_center; |
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} |
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