PDFTools(iOS)-freetext UI 修改

compdfkit-tools/compdfkit-tools/Common/Views/PDFProperties/CPDFAnnotationSampleView.m

@@ -243,12 +243,11 @@
             NSString *sampleStr = @"Sample";
             CGContextSetAlpha(context, self.opcity);
             UIFont *font = [UIFont fontWithName:self.fontName size:self.thickness];
-            NSMutableDictionary *dic = [NSMutableDictionary dictionary];
             if (!self.fillColor) {
                 self.fillColor = [UIColor whiteColor];
             }
             NSAttributedString *attributedText = [[NSAttributedString alloc] initWithString:sampleStr attributes:@{NSFontAttributeName:font, NSForegroundColorAttributeName:self.fillColor}];
-            CGSize textSize = [attributedText boundingRectWithSize:rect.size options:(NSStringDrawingUsesLineFragmentOrigin|NSStringDrawingUsesFontLeading) context:nil].size;
+            CGSize textSize = [attributedText boundingRectWithSize:self.bounds.size options:(NSStringDrawingUsesLineFragmentOrigin|NSStringDrawingUsesFontLeading) context:nil].size;
 
             CGFloat x = self.bounds.origin.x + (self.bounds.size.width - textSize.width) / 2.0;
             CGFloat y = self.bounds.origin.y + (self.bounds.size.height - textSize.height) / 2.0;