private void render_music_manuscript(Artist artist) {
float lineSpacingMm = 2.0f;
float staveHeight = 4 * lineSpacingMm;
float staffTopMarginMm = 25.0f;
float staffBottomMarginMm = 15.0f;
float staffSideMarginMm = 15.0f;
int staveCount = 12;
if (aspectRatio.isPortrait()) staveCount = 12;
else staveCount = 8;
float staffTotal = staffTopMarginMm + staffBottomMarginMm + staveCount * staveHeight;
float staffSpacing = staveHeight + (heightMm - staffTotal) / (staveCount - 1);
float x0, x1, y;
LineStyle line = new LineStyle();
line.setColor(0f, 0f, 0f);
line.setWidth(0);
staffSpacing = staveHeight + (heightMm - staffTotal) / (staveCount - 1);
x0 = staffSideMarginMm / heightMm;
x1 = (widthMm - staffSideMarginMm) / heightMm;
for (int i = 0; i < staveCount; i++) {
for (int j = 0; j < 5; j++) {
y = (staffTopMarginMm + i * staffSpacing + j * lineSpacingMm) / heightMm;
artist.drawLine(x0, y, x1, y, line);
}
}
}
private void draw_music_manuscript(Canvas c, Transformation t) {
float lineSpacingMm = 2.5f;
float staveHeight = 4 * lineSpacingMm;
float staffTopMarginMm = 25.0f;
float staffBottomMarginMm = 15.0f;
float staffSideMarginMm = 15.0f;
int staveCount;
if (aspectRatio.isPortrait()) staveCount = 12;
else staveCount = 8;
float staffTotal = staffTopMarginMm + staffBottomMarginMm + staveCount * staveHeight;
float staffSpacing = staveHeight + (heightMm - staffTotal) / (staveCount - 1);
float x0, x1, y;
int shade = 0xaa;
float threshold = 1500;
if (t.scale < threshold) shade += (int) ((threshold - t.scale) / threshold * (0xff - shade));
paint.setARGB(0xff, shade, shade, shade);
paint.setStrokeWidth(0);
x0 = t.applyX(staffSideMarginMm / heightMm);
x1 = t.applyX((widthMm - staffSideMarginMm) / heightMm);
for (int i = 0; i < staveCount; i++) {
for (int j = 0; j < 5; j++) {
y = t.applyY((staffTopMarginMm + i * staffSpacing + j * lineSpacingMm) / heightMm);
c.drawLine(x0, y, x1, y, paint);
}
}
}
public void setAspectRatio(float aspect) {
aspectRatio = AspectRatio.closestMatch(aspect);
heightMm = aspectRatio.guessHeightMm();
widthMm = aspectRatio.guessWidthMm();
}
