/** 基本初始化 */
private void init() {
if (option == null) {
throw new RuntimeException("LProgressButtonOption is null");
}
startBgPaint = new Paint();
startBgPaint.setAntiAlias(true);
startBgPaint.setColor(option.getBtnStartBgColor());
startPaint = new Paint();
startPaint.setAntiAlias(true);
startPaint.setColor(option.getBtnStartTextColor());
startPaint.setTextAlign(Align.CENTER);
progressBgPaint = new Paint();
progressBgPaint.setAntiAlias(true);
progressBgPaint.setColor(option.getBtnProgressBgColor());
progressBgPaint.setStyle(Paint.Style.STROKE);
progressCenterPaint = new Paint();
progressCenterPaint.setAntiAlias(true);
progressCenterPaint.setColor(option.getBtnProgressCenterColor());
progressCenterPaint.setStyle(Paint.Style.FILL);
progressPaint = new Paint();
progressPaint.setAntiAlias(true);
progressPaint.setColor(option.getBtnProgressColor());
progressPaint.setStyle(Paint.Style.STROKE);
progressTextPaint = new Paint();
progressTextPaint.setAntiAlias(true);
progressTextPaint.setColor(option.getBtnProgressPercentColor());
progressTextPaint.setTextAlign(Align.CENTER);
endBgPaint = new Paint();
endBgPaint.setAntiAlias(true);
endBgPaint.setColor(option.getBtnEndBgColor());
endPaint = new Paint();
endPaint.setAntiAlias(true);
endPaint.setColor(option.getBtnEndTextColor());
endPaint.setTextAlign(Align.CENTER);
errorBgPaint = new Paint();
errorBgPaint.setAntiAlias(true);
errorBgPaint.setColor(option.getBtnErrorBgColor());
errorPaint = new Paint();
errorPaint.setAntiAlias(true);
errorPaint.setColor(option.getBtnErrorTextColor());
errorPaint.setTextAlign(Align.CENTER);
type = TYPE_START;
allNum = 0;
proNum = 0;
}
/**
* 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);
}
}
/**
* 画进度等待界面
*
* @param canvas
*/
private void drawProgressPrepare(Canvas canvas) {
if (type != TYPE_PREPARE && oldType != TYPE_PREPARE) {
return; // 如果与自己不相关就返回
}
drawType = false;
// 画背景色
if (!option.isProgressCenterLucency()) {
canvas.drawCircle(width / 2, height / 2, radius, progressCenterPaint);
}
// 画背景图
if (!option.isProgressCenterLucency() && option.getBtnProgressCenterImage() > 0) {
canvas.drawBitmap(
createBitmap(
BitmapFactory.decodeResource(getResources(), option.getBtnProgressCenterImage()),
radius * 2,
radius * 2,
radius),
width / 2 - radius,
height / 2 - radius,
null);
}
progressPaint.setStrokeWidth(option.getBtnProgressWidth() * radius);
progressBgPaint.setStrokeWidth(option.getBtnProgressWidth() * radius);
canvas.drawCircle(width / 2, height / 2, radius, progressBgPaint);
RectF rectF =
new RectF(width / 2 - radius, height / 2 - radius, width / 2 + radius, height / 2 + radius);
if (type == TYPE_PREPARE && oldType != TYPE_PREPARE) {
int r = 0;
if (width > height) {
r = (int) (height * 0.4);
} else {
r = (int) (width * 0.4);
}
if (radius < r) {
radius += (r * 0.1);
} else {
radius = r;
oldType = type;
}
// invalidate();
} else if (type == TYPE_PREPARE && oldType == TYPE_PREPARE) {
if (index < maxIndex) {
canvas.drawArc(rectF, -90, 360 * index * 0.01f, false, progressPaint);
index++;
// invalidate();
} else { // prepareIndex
canvas.drawArc(rectF, prepareIndex - 90, 360 * index * 0.01f, false, progressPaint);
prepareIndex += 5;
if (prepareIndex > 360) {
prepareIndex = 0;
}
// invalidate();
}
isEnd = false;
} else if (type == TYPE_LOADING && oldType == TYPE_PREPARE) {
if (!isEnd && index > 0) {
canvas.drawArc(rectF, prepareIndex - 90, 360 * index * 0.01f, false, progressPaint);
if (prepareIndex > 285) {
prepareIndex += 360 * 0.01f;
index--;
} else {
prepareIndex += 5;
if (prepareIndex > 360) {
prepareIndex = 0;
}
}
// invalidate();
}
if (index <= 0) {
isEnd = true;
drawType = true;
index = 0;
}
} else if (oldType == TYPE_PREPARE) {
canvas.drawArc(rectF, prepareIndex - 90, 360 * index * 0.01f, false, progressPaint);
prepareIndex += 5;
if (prepareIndex > 360) {
prepareIndex = 0;
}
int r = 0;
if (width > height) {
r = (int) (height * 0.4);
} else {
r = (int) (width * 0.4);
}
if (radius > 0) {
radius -= (r * 0.1);
} else {
radius = 0;
// oldType = type;
index = 0;
}
// invalidate();
}
invalidate();
}
/**
* 绘制进度界面
*
* @param canvas
*/
private void drawProgress(Canvas canvas) {
if (type != TYPE_LOADING & oldType != TYPE_LOADING) {
return; // 如果与自己不相关就返回
}
drawType = false;
// 画背景色
if (!option.isProgressCenterLucency()) {
canvas.drawCircle(width / 2, height / 2, radius, progressCenterPaint);
}
// 画背景图
if (!option.isProgressCenterLucency() && option.getBtnProgressCenterImage() > 0) {
canvas.drawBitmap(
createBitmap(
BitmapFactory.decodeResource(getResources(), option.getBtnProgressCenterImage()),
radius * 2,
radius * 2,
radius),
width / 2 - radius,
height / 2 - radius,
null);
}
progressPaint.setStrokeWidth(option.getBtnProgressWidth() * radius);
progressBgPaint.setStrokeWidth(option.getBtnProgressWidth() * radius);
canvas.drawCircle(width / 2, height / 2, radius, progressBgPaint);
RectF rectF =
new RectF(width / 2 - radius, height / 2 - radius, width / 2 + radius, height / 2 + radius);
if (type == TYPE_LOADING && oldType != TYPE_LOADING && oldType != TYPE_PREPARE) {
int r = 0;
if (width > height) {
r = (int) (height * 0.4);
} else {
r = (int) (width * 0.4);
}
if (radius < r) {
radius += (r * 0.1);
} else {
radius = r;
oldType = type;
}
// invalidate();
} else if (type == TYPE_LOADING && (oldType == TYPE_LOADING || oldType == TYPE_PREPARE)) {
oldType = type;
isEnd = false;
if (allNum <= 0 || proNum <= 0) {
return;
} else {
// if(Math.abs(proNum - proIndex) < allNum / 100){
// proIndex = proNum;
// }
canvas.drawArc(rectF, -90, 360 * proIndex / allNum, false, progressPaint);
String text = ((int) (proIndex / allNum * 100)) + "%";
// 画字
if (text != null && text.length() > 0 && option.isShowPercent()) {
int textSize;
textSize = (int) (radius * 2 * 0.3);
if (textSize * text.length() > (radius * 2)) {
textSize = (int) ((radius * 2) / text.length() * 0.8);
}
progressTextPaint.setTextSize(textSize);
FontMetrics fm = progressTextPaint.getFontMetrics();
float textY = -fm.descent + (fm.descent - fm.ascent) / 2;
canvas.drawText(text, width / 2, height / 2 + textY, progressTextPaint);
}
if (proIndex < proNum) {
proIndex += allNum * 0.01;
if (Math.abs(proNum - proIndex) < allNum * 0.01) {
proIndex = proNum;
}
} else if (proIndex > proNum) {
proIndex -= proNum * 0.01;
if (Math.abs(proNum - proIndex) < allNum * 0.01) {
proIndex = proNum;
}
} else {
return;
}
}
} else if (oldType == TYPE_LOADING) {
canvas.drawArc(rectF, -90, 360 * proIndex / allNum, false, progressPaint);
if (!isEnd) {
int r = 0;
if (width > height) {
r = (int) (height * 0.4);
} else {
r = (int) (width * 0.4);
}
if (radius > 0) {
radius -= (r * 0.1);
} else {
radius = 0;
index = 0;
isEnd = true;
}
} else {
drawType = true;
}
// invalidate();
}
invalidate();
}