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Pods/JXCategoryView/Sources/VerticalZoomTitle/JXCategoryTitleVerticalZoomCell.m

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+//
+//  JXCategoryTitleVerticalZoomCell.m
+//  JXCategoryView
+//
+//  Created by jiaxin on 2019/2/14.
+//  Copyright © 2019 jiaxin. All rights reserved.
+//
+
+#import "JXCategoryTitleVerticalZoomCell.h"
+#import "JXCategoryTitleVerticalZoomCellModel.h"
+
+@implementation JXCategoryTitleVerticalZoomCell
+
+- (void)reloadData:(JXCategoryBaseCellModel *)cellModel {
+    [super reloadData:cellModel];
+
+    JXCategoryTitleVerticalZoomCellModel *myCellModel = (JXCategoryTitleVerticalZoomCellModel *)cellModel;
+
+    if (myCellModel.isTitleLabelZoomEnabled) {
+        //先把font设置为缩放的最大值，再缩小到最小值，最后根据当前的titleLabelZoomScale值，进行缩放更新。这样就能避免transform从小到大时字体模糊
+        UIFont *maxScaleFont = [UIFont fontWithDescriptor:myCellModel.titleFont.fontDescriptor size:myCellModel.titleFont.pointSize*myCellModel.maxVerticalFontScale];
+        CGFloat baseScale = myCellModel.titleFont.lineHeight/maxScaleFont.lineHeight;
+        if (myCellModel.isSelectedAnimationEnabled && [self checkCanStartSelectedAnimation:myCellModel]) {
+            JXCategoryCellSelectedAnimationBlock block = [self preferredTitleZoomAnimationBlock:myCellModel baseScale:baseScale];
+            [self addSelectedAnimationBlock:block];
+        } else {
+            self.titleLabel.font = maxScaleFont;
+            self.maskTitleLabel.font = maxScaleFont;
+            CGAffineTransform currentTransform = CGAffineTransformMakeScale(baseScale*myCellModel.titleLabelCurrentZoomScale, baseScale*myCellModel.titleLabelCurrentZoomScale);
+            self.titleLabel.transform = currentTransform;
+            self.maskTitleLabel.transform = currentTransform;
+        }
+    } else {
+        if (myCellModel.isSelected) {
+            self.titleLabel.font = myCellModel.titleSelectedFont;
+            self.maskTitleLabel.font = myCellModel.titleSelectedFont;
+        }else {
+            self.titleLabel.font = myCellModel.titleFont;
+            self.maskTitleLabel.font = myCellModel.titleFont;
+        }
+    }
+
+    [self.titleLabel sizeToFit];
+}
+@end