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authorLars-Dominik Braun <lars@6xq.net>2019-09-30 11:58:22 +0200
committerLars-Dominik Braun <lars@6xq.net>2019-09-30 11:58:22 +0200
commit232885b55e2796d847cbdd18322da27e1e86aed7 (patch)
tree3da69965ec74f68627bf4eaac999da4cf5190732 /lulua
parent13ecae6eb086ffc15a32e794243cb5b83309c8a8 (diff)
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render: Add text shadow
Improves legibility when rendering heatmaps
Diffstat (limited to 'lulua')
-rw-r--r--lulua/data/render-svg.css27
-rw-r--r--lulua/render.py57
2 files changed, 49 insertions, 35 deletions
diff --git a/lulua/data/render-svg.css b/lulua/data/render-svg.css
index b67b75d..575d11c 100644
--- a/lulua/data/render-svg.css
+++ b/lulua/data/render-svg.css
@@ -15,41 +15,48 @@ svg {
font-weight: 200;
}
.button .label .controlchar {
-font-size: 40%; font-family: sans-serif;
+ font-size: 40%;
+ font-family: sans-serif;
}
.button .cap {
fill: #eee8d5;
}
-.button .highlight {
+.button .cap.highlight {
fill: #dc322f; /* red */
filter: blur(0.5em);
}
-.button.finger-little .shadow {
+.button.finger-little .cap.shadow {
fill: #dc322f; /* red */
}
-.button.finger-ring .shadow {
+.button.finger-ring .cap.shadow {
fill: #268bd2; /* blue */
}
-.button.finger-middle .shadow {
+.button.finger-middle .cap.shadow {
fill: #d33682; /* magenta */
}
-.button.finger-index .shadow {
+.button.finger-index .cap.shadow {
fill: #6c71c4; /* violet */
}
-.button.finger-thumb .shadow {
+.button.finger-thumb .cap.shadow {
fill: #2aa198; /* cyan */
}
.button .label {
fill: #657b83;
}
+.button .label.shadow {
+ fill: #fdf6e3;
+}
.button .controllabel {
stroke: #657b83;
fill: none;
}
-.button .marker-shadow {
- stroke: #93a1a1;
+.button .controllabel.shadow {
+ stroke: #fdf6e3;
+ fill: none;
}
.button .marker {
stroke: #fdf6e3;
}
-
+.button .marker.shadow {
+ stroke: #93a1a1;
+}
diff --git a/lulua/render.py b/lulua/render.py
index 66e5c82..6bd073c 100644
--- a/lulua/render.py
+++ b/lulua/render.py
@@ -128,7 +128,7 @@ class Renderer:
size=(width*em, settings.buttonWidth*em),
rx=settings.rounded*em,
ry=settings.rounded*em,
- class_='shadow')
+ class_='cap shadow')
g.add (b)
else:
gclass.append ('unused')
@@ -152,7 +152,7 @@ class Renderer:
map (lambda x: (x+settings.shadowOffset)*em, start),
map (lambda x: (x+settings.shadowOffset)*em, end),
stroke_width=0.07*em,
- class_='marker-shadow')
+ class_='marker shadow')
g.add (l)
# the marker itself
l = svgwrite.shapes.Line (
@@ -169,7 +169,7 @@ class Renderer:
size=(width*em, settings.buttonWidth*em),
rx=settings.rounded*em,
ry=settings.rounded*em,
- class_='highlight',
+ class_='cap highlight',
style=f'opacity: {highlight}')
g.add (b)
@@ -180,28 +180,35 @@ class Renderer:
(0.5, -1/3, 'layer-3'),
(0.5, 2/3, 'layer-4'),
]
- for text, (txoff, tyoff, style) in zip (buttonText, textParam):
- if text is None:
- continue
- # actual text must be inside tspan, so we can apply smaller font size
- # without affecting element position
- t = svgwrite.text.Text ('',
- insert=((xoff+width/2+txoff)*em, (yoff+settings.buttonWidth/2+tyoff)*em),
- text_anchor='middle',
- class_='label')
- if text.startswith ('[') and text.endswith (']'):
- t.add (svgwrite.text.TSpan (text[1:-1],
- class_='controlchar',
- direction='ltr'))
- g.add (svgwrite.shapes.Rect (
- insert=((xoff+width/2+txoff-0.4)*em, (yoff+settings.buttonWidth/2+tyoff-0.4)*em),
- size=(0.8*em, 0.5*em),
- stroke_width=0.05*em,
- stroke_dasharray='5,3',
- class_='controllabel'))
- else:
- t.add (svgwrite.text.TSpan (text, class_=style, direction='rtl'))
- g.add (t)
+ # XXX: could probably def/use these
+ for extraclass, morexoff, moreyoff in [(['shadow'], settings.shadowOffset, settings.shadowOffset), ([], 0, 0)]:
+ class_ = ['label'] + extraclass
+ controlclass_ = ['controllabel'] + extraclass
+ for text, (txoff, tyoff, style) in zip (buttonText, textParam):
+ if text is None:
+ continue
+ txoff += morexoff
+ tyoff += moreyoff
+ # actual text must be inside tspan, so we can apply smaller font size
+ # without affecting element position
+ t = svgwrite.text.Text ('',
+ insert=((xoff+width/2+txoff)*em, (yoff+settings.buttonWidth/2+tyoff)*em),
+ text_anchor='middle',
+ class_=' '.join (class_))
+ if text.startswith ('[') and text.endswith (']'):
+ # XXX: should find us a font which has glyphs for control chars
+ t.add (svgwrite.text.TSpan (text[1:-1],
+ class_='controlchar',
+ direction='ltr'))
+ g.add (svgwrite.shapes.Rect (
+ insert=((xoff+width/2+txoff-0.4)*em, (yoff+settings.buttonWidth/2+tyoff-0.4)*em),
+ size=(0.8*em, 0.5*em),
+ stroke_width=0.05*em,
+ stroke_dasharray='5,3',
+ class_=' '.join (controlclass_)))
+ else:
+ t.add (svgwrite.text.TSpan (text, class_=style, direction='rtl'))
+ g.add (t)
return g, width