mcu_hi3321_watch/tjd/ui/app/main/effect/TjdUiAppCenterZoomEffect.cpp

/*----------------------------------------------------------------------------
 * Copyright (c) TJD Technologies Co., Ltd. 2024. All rights reserved.
 *
 * Description:
 *
 * Author: huangshuyi
 *
 * Create: 2024-8
 *--------------------------------------------------------------------------*/
#include "common/screen.h"
#include "dfx/dfx_dom_dump.h"
#include "TjdUiAppCenterZoomEffect.h"

using namespace OHOS;

namespace TJD {
static constexpr float scale_max = 1.0;//middle diff
static constexpr float scale_min = 0.01;//middle diff
    
void TjdUiAppCenterZoomEffect::OnSwipe(UISwipeView& view)
{
    //printf("OnSwipe\n");
    if (preLeftCard) {
        container_->UIViewGroup::Remove(screenshotViewL_);
        if (preLeftCard->GetViewType() != UI_IMAGE_VIEW) {
            ImageCacheFree(screenshotInfoL_);
        }
        delete screenshotViewL_;
        screenshotViewL_ = nullptr;
        preLeftCard->SetVisible(true);
        preLeftCard->Invalidate();
        preLeftCard->ResetTransParameter();
        preLeftCard = nullptr;
    }

    if (preRightCard != nullptr) {
        container_->UIViewGroup::Remove(screenshotViewR_);
        if (preLeftCard->GetViewType() != UI_IMAGE_VIEW) {
            ImageCacheFree(screenshotInfoR_);
        }
        delete screenshotViewR_;
        screenshotViewR_ = nullptr;
        preRightCard->SetVisible(true);
        preRightCard->Invalidate();
        preRightCard->ResetTransParameter();
        preRightCard = nullptr;
    }
}

void TjdUiAppCenterZoomEffect::CommonAlg(UIView* leftCard, UIView* rightCard, int16_t xOffset)
{
    #if 1
    if (xOffset == 0) {
        leftCard->ResetTransParameter();
        rightCard->ResetTransParameter();
        leftCard->SetVisible(true);
        rightCard->SetVisible(true);
        preLeftCard = nullptr;
        preRightCard = nullptr;
        return;
    }
    #endif

    int16_t width = Screen::GetInstance().GetWidth();
    int16_t height = Screen::GetInstance().GetHeight();
    int16_t middleWidth = width / 2;
    int16_t middleHeight = height / 2;
    if (preLeftCard != leftCard && preRightCard != rightCard) {
        if (preLeftCard != nullptr) {
            preLeftCard->ResetTransParameter();
        }
        if (preRightCard != nullptr) {
            preRightCard->ResetTransParameter();
        }
        preLeftCard = leftCard;
        preRightCard = rightCard;

       if (leftCard->GetViewType() == UI_IMAGE_VIEW) {
            screenshotInfoR_ = *(static_cast<UIImageView *>(rightCard)->GetImageInfo());
            screenshotInfoL_ = *(static_cast<UIImageView *>(leftCard)->GetImageInfo());
        } else {
            rightCard->GetBitmap(screenshotInfoR_);
            leftCard->GetBitmap(screenshotInfoL_);
        }

        if (screenshotViewR_ == nullptr) {
            screenshotViewR_ = new UIImageView();
        }
        screenshotViewR_->SetPosition(0, 0, Screen::GetInstance().GetHeight(), Screen::GetInstance().GetWidth());
        rightCard->SetVisible(false);
        screenshotViewR_->SetSrc(&screenshotInfoR_);
        container_->UIViewGroup::Insert(nullptr, screenshotViewR_);

        if (screenshotViewL_ == nullptr) {
            screenshotViewL_ = new UIImageView();
        }
        screenshotViewL_->SetPosition(0, 0, Screen::GetInstance().GetHeight(), Screen::GetInstance().GetWidth());
        screenshotViewL_->SetSrc(&screenshotInfoL_);
        leftCard->SetVisible(false);
        container_->UIViewGroup::Insert(nullptr, screenshotViewL_);

    }
    
    float angle_in = 0;        // 90: quarter cycle degrees
    float angle_out = 0;        // 90: quarter cycle degrees

    float scale = 0; // 0.5: base scale value
    float scaleIn = 0; // 0.5: base scale value (scale < 0)
    float scaleOut = 1 + scale;
    if(xOffset >= 0){
        if(xOffset > middleWidth)
        {
            scaleIn = scale_min + (scale_max - scale_min) * (xOffset - middleWidth) / middleWidth; // 0.5: base scale value
            scaleOut = 0;
        }else{
            scaleIn = 0; // 0.5: base scale value
            scaleOut = scale_max - (scale_max - scale_min) * xOffset / middleWidth;
        }
    }
    else{
        int16_t xOffset_abs = abs(xOffset);
        if(xOffset_abs > middleWidth)
        {
            scaleIn = scale_min + (scale_max - scale_min) * (xOffset_abs - middleWidth) / middleWidth; // 0.5: base scale value
            scaleOut = 0;
        }else{
            scaleIn = 0; // 0.5: base scale value
            scaleOut = scale_max - (scale_max - scale_min) * xOffset_abs / middleWidth;
        }
    }
    Vector2<float> leftScaleCenter;
    Vector2<float> rightScaleCenter;
    leftScaleCenter.x_ = middleWidth;
    //leftScaleCenter.x_ = leftCard->GetX() + leftCard->GetWidth() / 2;
    leftScaleCenter.y_ = middleHeight; // 2: middle
    rightScaleCenter.x_ = middleWidth;
    //rightScaleCenter.x_ = rightCard->GetX() + leftCard->GetWidth() / 2;
    rightScaleCenter.y_ = middleHeight; // 2: middle
    // printf("middleWidth - middleHeight:%d-%d\n", middleWidth, middleHeight);
    #if 0
    if (xOffset > 0) {
        leftCard->Scale(Vector2<float>(scaleIn, (scaleIn)), leftScaleCenter);
        rightCard->Scale(Vector2<float>(scaleOut, (scaleOut)), rightScaleCenter);
        // printf("xOffset:%d,angle:%f-%f\n", xOffset, angle_in, angle_out);
        // printf("scale:%f-%f\n", scaleIn, scaleOut);
    } else {
        leftCard->Scale(Vector2<float>(scaleOut, (scaleOut)), leftScaleCenter);
        rightCard->Scale(Vector2<float>(scaleIn, (scaleIn)), rightScaleCenter);
        // printf("xOffset:%d,angle:%f-%f\n", xOffset, angle_in, angle_out);
        // printf("scale:%f-%f\n", scaleIn, scaleOut);
    }
    #else
    if (xOffset > 0) {
        screenshotViewL_->Scale(Vector2<float>(scaleIn, (scaleIn)), leftScaleCenter);
        screenshotViewR_->Scale(Vector2<float>(scaleOut, (scaleOut)), rightScaleCenter);
        // printf("xOffset:%d,angle:%f-%f\n", xOffset, angle_in, angle_out);
        // printf("scale:%f-%f\n", scaleIn, scaleOut);
    } else {
        screenshotViewL_->Scale(Vector2<float>(scaleOut, (scaleOut)), leftScaleCenter);
        screenshotViewR_->Scale(Vector2<float>(scaleIn, (scaleIn)), rightScaleCenter);
        // printf("xOffset:%d,angle:%f-%f\n", xOffset, angle_in, angle_out);
        // printf("scale:%f-%f\n", scaleIn, scaleOut);
    }
    #endif
    return;
}

void TjdUiAppCenterZoomEffect::CardSwipeAlg(UICardPage* leftCard, UICardPage* rightCard, int16_t xOffset)
{
    // printf("using no jietu style,leftCard:%s,rightCard:%s,xOffset:%d\n", leftCard->GetViewId(), rightCard->GetViewId(), xOffset);
    CommonAlg(leftCard, rightCard, xOffset);
}

void TjdUiAppCenterZoomEffect::CardSwipeAlg(UIImageView* leftCard, UIImageView* rightCard, int16_t xOffset)
{
    // printf("using jietu style:UIImageView\n");
    CommonAlg(leftCard, rightCard, xOffset);
}
}