private void draw_quad(Canvas c, Transformation t) {
float spacingMm = 5f;
int nx, ny;
float x, x0, x1, y, y0, y1;
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);
ny = (int) Math.floor((heightMm - 2 * marginMm) / spacingMm);
nx = (int) Math.floor((widthMm - 2 * marginMm) / spacingMm);
float marginXMm = (widthMm - nx * spacingMm) / 2;
float marginYMm = (heightMm - ny * spacingMm) / 2;
x0 = t.applyX(marginXMm / heightMm);
x1 = t.applyX((widthMm - marginXMm) / heightMm);
y0 = t.applyY(marginYMm / heightMm);
y1 = t.applyY((heightMm - marginYMm) / heightMm);
for (int i = 0; i <= ny; i++) {
y = t.applyY((marginYMm + i * spacingMm) / heightMm);
c.drawLine(x0, y, x1, y, paint);
}
for (int i = 0; i <= nx; i++) {
x = t.applyX((marginXMm + i * spacingMm) / heightMm);
c.drawLine(x, y0, x, y1, paint);
}
}
private void draw_ruled(Canvas c, Transformation t, float lineSpacing, float margin) {
float spacingMm = lineSpacing;
float vertLineMm = margin;
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);
int n = (int) Math.floor((heightMm - 2 * marginMm) / spacingMm) - 2;
float x0 = t.applyX(marginMm / heightMm);
float x1 = t.applyX((widthMm - marginMm) / heightMm);
for (int i = 1; i <= n; i++) {
float y = t.applyY(((heightMm - n * spacingMm) / 2 + i * spacingMm) / heightMm);
c.drawLine(x0, y, x1, y, paint);
}
// Paint margin
if (margin > 0.0f) {
paint.setARGB(0xff, 0xff, shade, shade);
paint.setStrokeWidth(0);
float y0 = t.applyY(marginMm / heightMm);
float y1 = t.applyY((heightMm - marginMm) / heightMm);
float x = t.applyX(vertLineMm / widthMm);
c.drawLine(x, y0, x, y1, paint);
}
}
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);
}
}
}
private void draw_cornellnotes(Canvas c, Transformation t) {
float x0, x1, y0, y1;
final float MARGIN = 1.25f;
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);
// Cue Column
x0 = t.applyX((MARGIN * INCH_in_MM) / widthMm);
x1 = x0;
y0 = t.applyY(0);
y1 = t.applyY((heightMm - (MARGIN * INCH_in_MM)) / heightMm);
c.drawLine(x0, y0, x1, y1, paint);
// Summary area at base of page
x0 = t.applyX(0);
x1 = t.applyX(widthMm / heightMm);
y0 = t.applyY((heightMm - (MARGIN * INCH_in_MM)) / heightMm);
y1 = y0;
c.drawLine(x0, y0, x1, y1, paint);
// Details
float spacingMm = COLLEGERULED_SPACING;
int n = (int) Math.floor((heightMm - (MARGIN * INCH_in_MM) - 2 * marginMm) / spacingMm);
x0 = t.applyX((MARGIN * INCH_in_MM) / widthMm + marginMm / heightMm);
x1 = t.applyX((widthMm - marginMm) / heightMm);
for (int i = 1; i <= n; i++) {
float y =
t.applyY(
((heightMm - n * spacingMm - MARGIN * INCH_in_MM) / 2 + i * spacingMm) / heightMm);
c.drawLine(x0, y, x1, y, paint);
}
}
private void draw_dayplanner(Canvas c, Transformation t, Calendar calendar) {
float x0, x1, y, y0, y1;
float textHeight;
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);
paint.setColor(Color.DKGRAY);
Typeface font = Typeface.create(Typeface.SERIF, Typeface.BOLD);
paint.setTypeface(font);
paint.setAntiAlias(true);
// Header
float headerHeightMm = 30f;
x0 = t.applyX(marginMm / heightMm);
x1 = t.applyX((widthMm - marginMm) / heightMm);
y = t.applyY(headerHeightMm / heightMm);
c.drawLine(x0, y, x1, y, paint);
textHeight = t.scaleText(24f);
paint.setTextSize(textHeight);
y = t.applyY(marginMm / heightMm) + textHeight;
c.drawText(
calendar.getDisplayName(Calendar.MONTH, Calendar.LONG, Locale.getDefault()), x0, y, paint);
// I'm leaving this out for now; Should there be a gui to pick the day of the year? Or just let
// the user write the date?
// y0 = t.applyY((widthMm-marginMm)/widthMm);
// c.drawText(String.valueOf(calendar.get(Calendar.DAY_OF_MONTH)), x0, y0, paint);
//
// paint.setTextSize(t.scaleText(12f));
//
// c.drawText(calendar.getDisplayName(Calendar.DAY_OF_WEEK, Calendar.LONG,
// Locale.getDefault()), x0 + t.applyX(2*marginMm/heightMm), y0 + t.applyY(marginMm/heightMm),
// paint);
//
// paint.setTextSize(t.scaleText(10f));
// font = Typeface.create(Typeface.SANS_SERIF, Typeface.NORMAL);
// paint.setTextAlign(Align.RIGHT);
// c.drawText("Week " +
// calendar.get(Calendar.WEEK_OF_YEAR),t.applyX((widthMm-marginMm)/heightMm), t.applyY((float)
// (marginMm*1.75/widthMm)), paint);
// Details
paint.setTextAlign(Align.LEFT);
paint.setARGB(0xff, shade, shade, shade);
float spacingMm = COLLEGERULED_SPACING;
int n = (int) Math.floor((heightMm - headerHeightMm - marginMm) / spacingMm);
x0 = t.applyX(marginMm / heightMm);
x1 = t.applyX((widthMm - marginMm) / heightMm);
int hourMarker = 7;
textHeight = t.scaleText(10f);
paint.setTextSize(textHeight);
for (int i = 1; i <= n; i++) {
y = t.applyY((headerHeightMm + i * spacingMm) / heightMm);
c.drawLine(x0, y, x1, y, paint);
if (i % 2 == 1) {
y = t.applyY((headerHeightMm + (i - 0.5f) * spacingMm) / heightMm) + textHeight / 2;
c.drawText(hourMarker + ":", x0, y, paint);
hourMarker++;
if (hourMarker == 13) hourMarker = 1;
}
}
}
