mirror of
https://github.com/hajimehoshi/ebiten.git
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68 lines
1.8 KiB
Go
68 lines
1.8 KiB
Go
// Copyright 2014 Hajime Hoshi
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package blocks
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import (
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"bytes"
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"image/color"
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"log"
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"github.com/hajimehoshi/ebiten/v2"
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"github.com/hajimehoshi/ebiten/v2/examples/resources/fonts"
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"github.com/hajimehoshi/ebiten/v2/text/v2"
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)
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const (
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arcadeFontBaseSize = 8
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)
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var (
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arcadeFaceSource *text.GoTextFaceSource
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)
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func init() {
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s, err := text.NewGoTextFaceSource(bytes.NewReader(fonts.PressStart2P_ttf))
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if err != nil {
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log.Fatal(err)
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}
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arcadeFaceSource = s
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}
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var (
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shadowColor = color.RGBA{0, 0, 0, 0x80}
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)
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func drawTextWithShadow(rt *ebiten.Image, str string, x, y, scale int, clr color.Color, primaryAlign, secondaryAlign text.Align) {
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op := &text.DrawOptions{}
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op.GeoM.Translate(float64(x)+1, float64(y)+1)
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op.ColorScale.ScaleWithColor(shadowColor)
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op.LineSpacingInPixels = arcadeFontBaseSize * float64(scale)
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op.PrimaryAlign = primaryAlign
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op.SecondaryAlign = secondaryAlign
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text.Draw(rt, str, &text.GoTextFace{
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Source: arcadeFaceSource,
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Size: arcadeFontBaseSize * float64(scale),
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}, op)
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op.GeoM.Reset()
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op.GeoM.Translate(float64(x), float64(y))
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op.ColorScale.Reset()
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op.ColorScale.ScaleWithColor(clr)
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text.Draw(rt, str, &text.GoTextFace{
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Source: arcadeFaceSource,
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Size: arcadeFontBaseSize * float64(scale),
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}, op)
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}
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