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feat: support customize title

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This commit is contained in:
vicanso 2021-12-29 23:18:41 +08:00
parent 2772798122
commit 06c326bdc3
9 changed files with 170 additions and 44 deletions
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8
legend_test.go
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@ -30,7 +30,7 @@ import (
"github.com/wcharczuk/go-chart/v2"
)
func TestLegendCustomize(t *testing.T) {
func TestNewLegendCustomize(t *testing.T) {
assert := assert.New(t)
series := GetSeries([]Series{
@ -48,18 +48,18 @@ func TestLegendCustomize(t *testing.T) {
}{
{
align: LegendAlignLeft,
svg: "<svg xmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\" width=\"800\" height=\"600\">\\n<path d=\"M 404 100\nL 532 100\nL 532 110\nL 404 110\nL 404 100\" style=\"stroke-width:0;stroke:rgba(51,51,51,1.0);fill:none\"/><path d=\"M 404 107\nL 429 107\" style=\"stroke-width:2;stroke:rgba(84,112,198,1.0);fill:none\"/><circle cx=\"416\" cy=\"107\" r=\"5\" style=\"stroke-width:2;stroke:rgba(84,112,198,1.0);fill:rgba(255,255,255,1.0)\"/><path d=\"\" style=\"stroke-width:2;stroke:rgba(84,112,198,1.0);fill:rgba(255,255,255,1.0)\"/><text x=\"434\" y=\"110\" style=\"stroke-width:0;stroke:none;fill:rgba(51,51,51,1.0);font-size:10.2px;font-family:'Roboto Medium',sans-serif\">chrome</text><path d=\"M 489 107\nL 514 107\" style=\"stroke-width:2;stroke:rgba(145,204,117,1.0);fill:rgba(255,255,255,1.0)\"/><circle cx=\"501\" cy=\"107\" r=\"5\" style=\"stroke-width:2;stroke:rgba(145,204,117,1.0);fill:rgba(255,255,255,1.0)\"/><path d=\"\" style=\"stroke-width:2;stroke:rgba(145,204,117,1.0);fill:rgba(255,255,255,1.0)\"/><text x=\"519\" y=\"110\" style=\"stroke-width:0;stroke:none;fill:rgba(51,51,51,1.0);font-size:10.2px;font-family:'Roboto Medium',sans-serif\">edge</text></svg>",
svg: "<svg xmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\" width=\"800\" height=\"600\">\\n<path d=\"M 449 111\nL 582 111\nL 582 121\nL 449 121\nL 449 111\" style=\"stroke-width:0;stroke:rgba(51,51,51,1.0);fill:none\"/><path d=\"M 449 118\nL 474 118\" style=\"stroke-width:2;stroke:rgba(84,112,198,1.0);fill:none\"/><circle cx=\"461\" cy=\"118\" r=\"5\" style=\"stroke-width:2;stroke:rgba(84,112,198,1.0);fill:rgba(255,255,255,1.0)\"/><path d=\"\" style=\"stroke-width:2;stroke:rgba(84,112,198,1.0);fill:rgba(255,255,255,1.0)\"/><text x=\"479\" y=\"121\" style=\"stroke-width:0;stroke:none;fill:rgba(51,51,51,1.0);font-size:10.2px;font-family:'Roboto Medium',sans-serif\">chrome</text><path d=\"M 534 118\nL 559 118\" style=\"stroke-width:2;stroke:rgba(145,204,117,1.0);fill:rgba(255,255,255,1.0)\"/><circle cx=\"546\" cy=\"118\" r=\"5\" style=\"stroke-width:2;stroke:rgba(145,204,117,1.0);fill:rgba(255,255,255,1.0)\"/><path d=\"\" style=\"stroke-width:2;stroke:rgba(145,204,117,1.0);fill:rgba(255,255,255,1.0)\"/><text x=\"564\" y=\"121\" style=\"stroke-width:0;stroke:none;fill:rgba(51,51,51,1.0);font-size:10.2px;font-family:'Roboto Medium',sans-serif\">edge</text></svg>",
},
{
align: LegendAlignRight,
svg: "<svg xmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\" width=\"800\" height=\"600\">\\n<path d=\"M 404 100\nL 532 100\nL 532 110\nL 404 110\nL 404 100\" style=\"stroke-width:0;stroke:rgba(51,51,51,1.0);fill:none\"/><text x=\"404\" y=\"110\" style=\"stroke-width:0;stroke:none;fill:rgba(51,51,51,1.0);font-size:10.2px;font-family:'Roboto Medium',sans-serif\">chrome</text><path d=\"M 444 107\nL 469 107\" style=\"stroke-width:2;stroke:rgba(84,112,198,1.0);fill:none\"/><circle cx=\"456\" cy=\"107\" r=\"5\" style=\"stroke-width:2;stroke:rgba(84,112,198,1.0);fill:rgba(255,255,255,1.0)\"/><path d=\"\" style=\"stroke-width:2;stroke:rgba(84,112,198,1.0);fill:rgba(255,255,255,1.0)\"/><text x=\"494\" y=\"110\" style=\"stroke-width:0;stroke:none;fill:rgba(51,51,51,1.0);font-size:10.2px;font-family:'Roboto Medium',sans-serif\">edge</text><path d=\"M 522 107\nL 547 107\" style=\"stroke-width:2;stroke:rgba(145,204,117,1.0);fill:rgba(255,255,255,1.0)\"/><circle cx=\"534\" cy=\"107\" r=\"5\" style=\"stroke-width:2;stroke:rgba(145,204,117,1.0);fill:rgba(255,255,255,1.0)\"/><path d=\"\" style=\"stroke-width:2;stroke:rgba(145,204,117,1.0);fill:rgba(255,255,255,1.0)\"/></svg>",
svg: "<svg xmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\" width=\"800\" height=\"600\">\\n<path d=\"M 449 111\nL 582 111\nL 582 121\nL 449 121\nL 449 111\" style=\"stroke-width:0;stroke:rgba(51,51,51,1.0);fill:none\"/><text x=\"449\" y=\"121\" style=\"stroke-width:0;stroke:none;fill:rgba(51,51,51,1.0);font-size:10.2px;font-family:'Roboto Medium',sans-serif\">chrome</text><path d=\"M 489 118\nL 514 118\" style=\"stroke-width:2;stroke:rgba(84,112,198,1.0);fill:none\"/><circle cx=\"501\" cy=\"118\" r=\"5\" style=\"stroke-width:2;stroke:rgba(84,112,198,1.0);fill:rgba(255,255,255,1.0)\"/><path d=\"\" style=\"stroke-width:2;stroke:rgba(84,112,198,1.0);fill:rgba(255,255,255,1.0)\"/><text x=\"539\" y=\"121\" style=\"stroke-width:0;stroke:none;fill:rgba(51,51,51,1.0);font-size:10.2px;font-family:'Roboto Medium',sans-serif\">edge</text><path d=\"M 567 118\nL 592 118\" style=\"stroke-width:2;stroke:rgba(145,204,117,1.0);fill:rgba(255,255,255,1.0)\"/><circle cx=\"579\" cy=\"118\" r=\"5\" style=\"stroke-width:2;stroke:rgba(145,204,117,1.0);fill:rgba(255,255,255,1.0)\"/><path d=\"\" style=\"stroke-width:2;stroke:rgba(145,204,117,1.0);fill:rgba(255,255,255,1.0)\"/></svg>",
},
}
for _, tt := range tests {
r, err := chart.SVG(800, 600)
assert.Nil(err)
fn := LegendCustomize(series, LegendOption{
fn := NewLegendCustomize(series, LegendOption{
Align: tt.align,
IconDraw: DefaultLegendIconDraw,
Padding: chart.Box{