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Render themes: line texture improvements, fix #983, fix #985 (#993)

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This commit is contained in:
Emux
2022-12-15 11:34:03 +02:00
committed by GitHub
parent b4520369be
commit 707e1c4069
4 changed files with 121 additions and 84 deletions
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101
vtm-web/src/org/oscim/gdx/emu/org/oscim/theme/XmlThemeBuilder.java
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@@ -49,6 +49,7 @@ import org.oscim.theme.styles.LineStyle.LineBuilder;
import org.oscim.theme.styles.SymbolStyle.SymbolBuilder;
import org.oscim.theme.styles.TextStyle.TextBuilder;
import org.oscim.utils.FastMath;
import org.oscim.utils.Parameters;
import org.oscim.utils.Utils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@@ -611,59 +612,75 @@ public class XmlThemeBuilder extends DefaultHandler {
if (b.dashArray != null) {
// Stroke dash array
if (b.dashArray.length % 2 != 0) {
if (b.dashArray.length == 2) {
b.randomOffset = false;
b.stipple = b.dashArray[0] < 1 ? 1 : (int) b.dashArray[0];
if (mTheme.isMapsforgeTheme())
b.stipple *= 8;
b.stippleWidth = 1;
b.stippleColor = Color.TRANSPARENT;
b.dashArray = null;
} else {
// Odd number of entries is duplicated
float[] newDashArray = new float[b.dashArray.length * 2];
System.arraycopy(b.dashArray, 0, newDashArray, 0, b.dashArray.length);
System.arraycopy(b.dashArray, 0, newDashArray, b.dashArray.length, b.dashArray.length);
b.dashArray = newDashArray;
if (b.dashArray.length % 2 != 0) {
float[] newDashArray = new float[b.dashArray.length * 2];
System.arraycopy(b.dashArray, 0, newDashArray, 0, b.dashArray.length);
System.arraycopy(b.dashArray, 0, newDashArray, b.dashArray.length, b.dashArray.length);
b.dashArray = newDashArray;
}
int width = 0;
int height = b.strokeWidth < 1 ? 1 : (int) b.strokeWidth;
for (float f : b.dashArray) {
if (f < 1)
f = 1;
if (mTheme.isMapsforgeTheme())
f *= 8;
width += f;
}
Bitmap bitmap = CanvasAdapter.newBitmap(width, height, 0);
Canvas canvas = CanvasAdapter.newCanvas();
canvas.setBitmap(bitmap);
int x = 0;
boolean transparent = false;
for (float f : b.dashArray) {
if (f < 1)
f = 1;
if (mTheme.isMapsforgeTheme())
f *= 8;
canvas.fillRectangle(x, 0, f, height, transparent ? Color.TRANSPARENT : Color.WHITE);
x += f;
transparent = !transparent;
}
b.texture = new TextureItem(Utils.potBitmap(bitmap));
b.texture.mipmap = true;
b.randomOffset = false;
b.stipple = width;
b.stippleWidth = 1;
b.stippleColor = b.fillColor;
}
int width = 0;
int height = (int) (b.strokeWidth);
if (height < 1)
height = 1;
for (float f : b.dashArray) {
if (f < 1)
f = 1;
width += f;
}
Bitmap bitmap = CanvasAdapter.newBitmap(width, height, 0);
Canvas canvas = CanvasAdapter.newCanvas();
canvas.setBitmap(bitmap);
int x = 0;
boolean transparent = false;
for (float f : b.dashArray) {
if (f < 1)
f = 1;
canvas.fillRectangle(x, 0, f, height, transparent ? Color.TRANSPARENT : Color.WHITE);
x += f;
transparent = !transparent;
}
b.texture = new TextureItem(Utils.potBitmap(bitmap));
//b.texture.mipmap = true;
b.randomOffset = false;
b.stipple = width;
b.stippleWidth = 1;
b.stippleColor = b.fillColor;
} else {
if (src != null)
b.texture = Utils.loadTexture(mTheme.getRelativePathPrefix(), src, mTheme.getResourceProvider(), b.symbolWidth, b.symbolHeight, b.symbolPercent);
if (b.texture != null && hasSymbol) {
// Line symbol
int width = (int) (b.texture.width + b.repeatGap);
// Line symbol or pattern
if (src != null) {
b.symbolPercent *= 2;
float symbolScale = hasSymbol && Parameters.SYMBOL_SCALING == Parameters.SymbolScaling.ALL ? CanvasAdapter.symbolScale : 1;
b.texture = Utils.loadTexture(mTheme.getRelativePathPrefix(), src, mTheme.getResourceProvider(), b.symbolWidth, b.symbolHeight, (int) (b.symbolPercent * symbolScale));
}
if (b.texture != null) {
int width = (int) (b.texture.width + (hasSymbol ? b.repeatGap : 0));
int height = b.texture.height;
Bitmap bitmap = CanvasAdapter.newBitmap(width, height, 0);
Canvas canvas = CanvasAdapter.newCanvas();
canvas.setBitmap(bitmap);
canvas.drawBitmap(b.texture.bitmap, b.repeatStart, 0);
canvas.drawBitmap(b.texture.bitmap, (hasSymbol ? b.repeatStart : 0), 0);
b.texture = new TextureItem(Utils.potBitmap(bitmap));
//b.texture.mipmap = true;
b.fixed = true;
b.texture.mipmap = true;
if (hasSymbol) {
b.fixed = true;
b.strokeWidth = height * 0.25f;
}
b.randomOffset = false;
b.stipple = width;
b.stippleWidth = 1;
b.strokeWidth = height * 0.5f;
b.stippleColor = Color.WHITE;
}
}