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modify numberpicker

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This commit is contained in:
houzh 2023-04-27 02:49:49 +00:00
parent 28814ed1eb
commit e92d12e2e7
2 changed files with 9 additions and 5 deletions
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8
apps/w9/optionpicker.cc
View File

@ -8,6 +8,12 @@ DECLARE_WIDGET(OptionPicker)
OptionPicker::OptionPicker(int w,int h):RelativeLayout(w,h){
}
class PickerInterpolator:public BaseInterpolator{
public:
float getInterpolation(float input){
return 1.f-std::abs(.6f-input);
}
};
OptionPicker::OptionPicker(Context*ctx,const AttributeSet&attr):RelativeLayout(ctx,attr){
LayoutInflater::from(ctx)->inflate("@layout/optionitem",this);
@ -15,7 +21,7 @@ OptionPicker::OptionPicker(Context*ctx,const AttributeSet&attr):RelativeLayout(c
mNumberPicker->setVisibility(View::GONE);
mNumberPicker->setMinValue(0);
mNumberPicker->setMaxValue(5);
mNumberPicker->setTextSizeInterpolator(new LinearInterpolator());
mNumberPicker->setTextSizeInterpolator(new PickerInterpolator());
mText1=(TextView*)findViewById(w9::R::id::text1);
mText2=(TextView*)findViewById(w9::R::id::text2);
mText1->setText(attr.getString("text1"));

6
src/gui/widget/numberpicker.cc
View File

@ -751,8 +751,6 @@ void NumberPicker::drawVertical(Canvas&canvas){
const int selectorWheelColor = (colors==nullptr)? Color::WHITE:colors->getColorForState(StateSet::get(StateSet::VIEW_STATE_ENABLED), Color::WHITE);
Color color(selectorWheelColor);
Rect rctxt={0,mCurrentScrollOffset,mRight-mLeft,mSelectorElementHeight-mSelectorTextGapHeight/2};
Layout txtlayout(mTextSize,mRight-mLeft);
//txtlayout.setAlignment(mInputText->getLayoutAlignment());
canvas.set_color(selectorWheelColor);
canvas.set_font_size(mTextSize);
for (int i = 0; i < selectorIndices.size(); i++) {
@ -762,14 +760,14 @@ void NumberPicker::drawVertical(Canvas&canvas){
// is static and it covers the middle item. Otherwise, if the user starts editing the text
// via the/ IME he may see a dimmed version of the old value intermixed with the new one.
if(mFontSizeInterpolator){
const float interpolator = 1.f -(float)std::abs(i-mMiddleItemIndex)/mMaxSelectorIndices;
const float interpolator = (float)(i+1)/selectorIndices.size();
const float t = mFontSizeInterpolator->getInterpolation(interpolator);
canvas.set_font_size(t*mTextSize);
canvas.set_source_rgba(t*color.red(),t*color.green(),t*color.blue(),t*color.alpha());
}
if ((showSelectorWheel && i != mMiddleItemIndex) ||
(i == mMiddleItemIndex && mInputText->getVisibility() != VISIBLE)) {
canvas.draw_text(rctxt,scrollSelectorValue,DT_CENTER|DT_VCENTER);
canvas.draw_text(rctxt,scrollSelectorValue,mInputText->getGravity());
}
rctxt.offset(0,mSelectorElementHeight);
}