/**
* 开始的动画
*
* @param canvas
*/
private void createStart(Canvas canvas, int type) {
Paint paint;
Paint bgpaint;
String text;
int img;
int icon;
switch (type) {
case TYPE_END:
paint = endPaint;
bgpaint = endBgPaint;
text = option.getBtnEndText();
img = option.getBtnEndBgImage();
icon = option.getBtnEndIcon();
break;
case TYPE_ERROR:
paint = errorPaint;
bgpaint = errorBgPaint;
text = option.getBtnErrorText();
img = option.getBtnErrorBgImage();
icon = option.getBtnErrorIcon();
break;
case TYPE_START:
paint = startPaint;
bgpaint = startBgPaint;
text = option.getBtnStartText();
img = option.getBtnStartBgImage();
icon = option.getBtnStartIcon();
break;
default:
return;
}
if (index < (maxIndex / 2)) { // 从点变成圆
// 画背景色
canvas.drawCircle(width / 2, height / 2, radius, bgpaint);
// 画背景图
if (img > 0) {
canvas.drawBitmap(
createBitmap(
BitmapFactory.decodeResource(getResources(), img), radius * 2, radius * 2, radius),
width / 2 - radius,
height / 2 - radius,
null);
}
int r = 0;
if (width > height) {
r = (int) (height * 0.5);
} else {
r = (int) (width * 0.5);
}
radius = r / maxIndex * 2 * index;
} else { // 从圆变成按钮
float wr = 0;
float hr = 0;
if (width > height) {
radius = (int) (height * 0.5);
} else {
radius = (int) (width * 0.5);
}
if (option.getBtnRadius() > radius) {
radius = option.getBtnRadius();
}
wr = (width / 2 - radius) / maxIndex * 2 * (index - maxIndex / 2);
hr = (height / 2 - radius) / maxIndex * 2 * (index - maxIndex / 2);
if (wr > (width / 2 - radius)) {
wr = (width / 2 - radius);
}
if (hr > (height / 2 - radius)) {
hr = (height / 2 - radius);
}
// 画背景色
RectF rect =
new RectF(
width / 2 - wr - radius,
height / 2 - hr - radius,
width / 2 + wr + radius,
height / 2 + hr + radius);
canvas.drawRoundRect(rect, radius, radius, bgpaint);
// 画背景图
if (img > 0) {
canvas.drawBitmap(
createBitmap(
BitmapFactory.decodeResource(getResources(), img),
(int) hr * 2 + radius * 2,
(int) wr * 2 + radius * 2,
radius),
width / 2 - wr,
height / 2 - hr,
null);
}
// 绘制前景图片
if (icon > 0) {
int w = 0, h = 0;
float l = 0;
Bitmap bitmap = BitmapFactory.decodeResource(getResources(), icon);
if (bitmap.getWidth() != 0 && bitmap.getHeight() != 0) {
l = bitmap.getWidth() / bitmap.getHeight();
switch (option.getBtnIconSizeType()) {
case LProgressButtonOption.Builder.btnIconSizeType_AUTO:
if (wr / hr > l) {
h = (int) ((hr * 2 + radius * 2) * option.getBtnIconSize());
w = (int) (h * l);
} else {
w = (int) ((wr * 2 + radius * 2) * option.getBtnIconSize());
h = (int) (w / l);
}
break;
case LProgressButtonOption.Builder.btnIconSizeType_HEIGHT:
h = (int) ((hr * 2 + radius * 2) * option.getBtnIconSize());
w = (int) (h * l);
break;
case LProgressButtonOption.Builder.btnIconSizeType_WIDTH:
w = (int) ((wr * 2 + radius * 2) * option.getBtnIconSize());
h = (int) (w / l);
break;
}
canvas.drawBitmap(
createBitmap(bitmap, h, w, option.getBtnIconRadius()),
width / 2 - w / 2,
height / 2 - h / 2,
null);
}
bitmap.recycle();
bitmap = null;
System.gc();
}
// 画字
if (text != null && text.length() > 0) {
int textSize;
if (wr > hr) {
textSize = (int) ((hr * 2 + radius * 2) * 0.3);
if (textSize * text.length() > (wr * 2 + radius * 2)) {
textSize = (int) ((wr * 2 + radius * 2) / text.length() * 0.8);
}
} else {
textSize = (int) ((wr * 2 + radius * 2) * 0.3);
if (textSize * text.length() > (hr * 2 + radius * 2)) {
textSize = (int) ((hr * 2 + radius * 2) / text.length() * 0.8);
}
}
paint.setTextSize(textSize);
FontMetrics fm = paint.getFontMetrics();
float textY = -fm.descent + (fm.descent - fm.ascent) / 2;
canvas.drawText(text, width / 2, height / 2 + textY, paint);
}
}
}
/**
* 按钮的完成状态
*
* @param canvas
* @param type
*/
private void createBtn(Canvas canvas, int type) {
Paint paint;
Paint bgpaint;
String text;
int img;
int icon;
switch (type) {
case TYPE_END:
paint = endPaint;
bgpaint = endBgPaint;
text = option.getBtnEndText();
img = option.getBtnEndBgImage();
icon = option.getBtnEndIcon();
break;
case TYPE_ERROR:
paint = errorPaint;
bgpaint = errorBgPaint;
text = option.getBtnErrorText();
img = option.getBtnErrorBgImage();
icon = option.getBtnErrorIcon();
break;
case TYPE_START:
paint = startPaint;
bgpaint = startBgPaint;
text = option.getBtnStartText();
img = option.getBtnStartBgImage();
icon = option.getBtnStartIcon();
break;
default:
return;
}
isEnd = false;
this.type = oldType;
switch (option.getBtnRadius()) {
case LProgressButtonOption.Builder.btnRadius_HORIZONTAL:
radius = height / 2;
break;
case LProgressButtonOption.Builder.btnRadius_SQUARE:
radius = 0;
break;
case LProgressButtonOption.Builder.btnRadius_VERTICAL:
radius = width / 2;
break;
default:
if (option.getBtnRadius() > 0) {
radius = option.getBtnRadius();
} else {
radius = 0;
}
break;
}
// 画背景色
RectF rect = new RectF(0, 0, width, height);
canvas.drawRoundRect(rect, radius, radius, bgpaint);
// 画背景图
if (img > 0) {
canvas.drawBitmap(
createBitmap(BitmapFactory.decodeResource(getResources(), img), height, width, radius),
width,
height,
null);
}
// 绘制前景图片
if (icon > 0) {
int w = 0, h = 0;
float l = 0;
Bitmap bitmap = BitmapFactory.decodeResource(getResources(), icon);
if (bitmap.getWidth() != 0 && bitmap.getHeight() != 0) {
l = bitmap.getWidth() / bitmap.getHeight();
switch (option.getBtnIconSizeType()) {
case LProgressButtonOption.Builder.btnIconSizeType_AUTO:
if (width / height > l) {
h = (int) (height * option.getBtnIconSize());
w = (int) (h * l);
} else {
w = (int) (width * option.getBtnIconSize());
h = (int) (w / l);
}
break;
case LProgressButtonOption.Builder.btnIconSizeType_HEIGHT:
h = (int) (height * option.getBtnIconSize());
w = (int) (h * l);
break;
case LProgressButtonOption.Builder.btnIconSizeType_WIDTH:
w = (int) (width * option.getBtnIconSize());
h = (int) (w / l);
break;
}
canvas.drawBitmap(
createBitmap(bitmap, h, w, option.getBtnIconRadius()),
width / 2 - w / 2,
height / 2 - h / 2,
null);
}
bitmap.recycle();
bitmap = null;
System.gc();
}
// 画字
if (text != null && text.length() > 0) {
int textSize;
if (width > height) {
textSize = (int) (height * 0.3);
if (textSize * text.length() > width) {
textSize = (int) (width / text.length() * 0.8);
}
} else {
textSize = (int) (width * 0.3);
if (textSize * text.length() > height) {
textSize = (int) (height / text.length() * 0.8);
}
}
startPaint.setTextSize(textSize);
FontMetrics fm = startPaint.getFontMetrics();
float textY = -fm.descent + (fm.descent - fm.ascent) / 2;
canvas.drawText(text, width / 2, height / 2 + textY, paint);
}
}