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+//
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+// CPDFBackgroundSettingViewController.m
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+// PDFViewer
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+//
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+// Created by kdanmobile_2 on 2023/1/2.
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+//
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+
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+#import "CPDFBackgroundSettingViewController.h"
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+#import "CPDFBackgroundView.h"
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+#import "CPDFBackgroundPreview.h"
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+#import "CPDFBackgroundSettingView.h"
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+#import "CPDFDrawBackgroundView.h"
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+#import "CPDFDrawImageView.h"
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+#import "Masonry.h"
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+#import "UIImage+TintColor.h"
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+
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+@interface CPDFBackgroundSettingViewController () <UIImagePickerControllerDelegate,UINavigationControllerDelegate,UITextFieldDelegate>
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+
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+@property (nonatomic,strong) CPDFBackgroundView *backgroundView;
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+@property (nonatomic,strong) CPDFBackgroundPreview *backgroundPreView;
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+@property (nonatomic,strong) CPDFBackgroundSettingView *backgroudSettingView;
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+@property (nonatomic,strong) CPDFDrawImageView *drawImageView;
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+@property (nonatomic,strong) CPDFDrawBackgroundView *drawBackgroundView;
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+@property (nonatomic,strong) CPDFBackgroundModel *dataModel;
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+@property (nonatomic,assign) CGSize imageSize;
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+@property (nonatomic,strong) UIImage *image;
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+
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+@end
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+
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+@implementation CPDFBackgroundSettingViewController
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+
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+- (void)viewDidLoad {
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+ [super viewDidLoad];
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+
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+ UIBarButtonItem *doneBtn = [[UIBarButtonItem alloc] initWithTitle:@"Done" style:UIBarButtonItemStylePlain target:self action:@selector(onClickedDoneBtn)];
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+
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+ UIBarButtonItem *editBtn = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemEdit target:self action:@selector(editClick)];
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+
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+ UIBarButtonItem *deleteBtn = [[UIBarButtonItem alloc] initWithTitle:@"Delete" style:UIBarButtonItemStylePlain target:self action:@selector(deleteClick)];
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+
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+ self.navigationItem.rightBarButtonItems = @[doneBtn, editBtn, deleteBtn];
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+
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+ [self initDataMoel];
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+ [self createView];
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+ [self addConstraint];
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+ [self addTargets];
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+}
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+
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+#pragma mark - Initializers
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+
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+- (instancetype)initWithDocument:(CPDFDocument *)document {
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+ self = [super init];
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+ if (self) {
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+ _document = document;
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+
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+ CPDFPage *pdfPage = [document pageAtIndex:0];
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+ CGSize imageSize = [document pageSizeAtIndex:0];
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+ _image = [pdfPage thumbnailOfSize:imageSize];
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+ _imageSize = imageSize;
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+ }
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+ return self;
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+}
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+
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+- (void)createView {
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+ _backgroundView = [[CPDFBackgroundView alloc] init];
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+ [self.view addSubview:_backgroundView];
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+
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+ _backgroundPreView = [[CPDFBackgroundPreview alloc] init];
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+ [self.view addSubview:_backgroundPreView];
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+
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+ _backgroundPreView.documentView.image = self.image;
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+
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+ _drawBackgroundView = [[CPDFDrawBackgroundView alloc] initWithFrame:CGRectMake(0, 40, 393, 598.333)];
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+ _drawBackgroundView.dataModel = self.dataModel;
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+ [self.backgroundPreView addSubview:_drawBackgroundView];
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+
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+ _drawImageView = [[CPDFDrawImageView alloc] initWithFrame:CGRectMake(0, 40, 393, 598.333)];
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+ [_drawImageView setImage:_image];
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+ [self.backgroundPreView addSubview:_drawImageView];
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+}
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+
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+- (void)initDataMoel {
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+ _dataModel = [[CPDFBackgroundModel alloc] init];
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+ _dataModel.backgroundColor = [UIColor whiteColor];
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+ _dataModel.backgroudScale = 1.0f;
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+ _dataModel.backgroundOpacity = 1.0f;
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+ _dataModel.backgroundRotation = 0.0f;
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+ _dataModel.verticalSpacing = 0.0f;
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+ _dataModel.horizontalSpacing = 0.0f;
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+}
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+
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+- (void)addConstraint {
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+ if ([UIDevice currentDevice].orientation == UIDeviceOrientationLandscapeRight || [UIDevice currentDevice].orientation == UIDeviceOrientationLandscapeLeft || [UIDevice currentDevice].orientation == UIDeviceOrientationPortraitUpsideDown || (self.view.frame.size.width > self.view.frame.size.height)) {
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+ [self addSideConstraint];
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+ } else {
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+ [self addNomalConstraint];
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+ }
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+}
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+
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+- (void)addSideConstraint {
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+ [_backgroundView mas_makeConstraints:^(MASConstraintMaker *make) {
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+ make.bottom.equalTo(self.view.mas_bottom).offset(-5);
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+ make.left.equalTo(self.view.mas_left);
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+ make.right.equalTo(self.view.mas_right);
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+ make.height.mas_equalTo(70);
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+ }];
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+
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+ [_backgroundPreView mas_makeConstraints:^(MASConstraintMaker *make) {
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+ make.top.equalTo(self.view.mas_top).offset(43.6);
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+ make.left.equalTo(self.view.mas_left);
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+ make.right.equalTo(self.view.mas_right);
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+ make.bottom.equalTo(self.backgroundView.mas_top);
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+ }];
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+
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+ [_backgroundPreView.documentView mas_makeConstraints:^(MASConstraintMaker *make) {
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+ make.top.equalTo(self.view.mas_top).offset(43.6);
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+ make.bottom.equalTo(self.backgroundPreView.mas_bottom);
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+ make.centerX.equalTo(self.backgroundPreView.mas_centerX);
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+ make.width.mas_equalTo(233);
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+ }];
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+
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+ [_drawBackgroundView mas_makeConstraints:^(MASConstraintMaker *make) {
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+ make.top.equalTo(self.backgroundPreView.documentView.mas_top);
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+ make.bottom.equalTo(self.backgroundPreView.documentView.mas_bottom);
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+ make.left.equalTo(self.backgroundPreView.documentView.mas_left);
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+ make.right.equalTo(self.backgroundPreView.documentView.mas_right);
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+ }];
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+ [_drawImageView mas_makeConstraints:^(MASConstraintMaker *make) {
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+ make.top.equalTo(self.backgroundPreView.documentView.mas_top);
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+ make.bottom.equalTo(self.backgroundPreView.documentView.mas_bottom);
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+ make.left.equalTo(self.backgroundPreView.documentView.mas_left);
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+ make.right.equalTo(self.backgroundPreView.documentView.mas_right);
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+ }];
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+}
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+
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+- (void)addNomalConstraint {
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+ [_backgroundView mas_makeConstraints:^(MASConstraintMaker *make) {
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+ make.bottom.equalTo(self.view.mas_bottom).offset(-20);
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+ make.left.equalTo(self.view.mas_left);
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+ make.right.equalTo(self.view.mas_right);
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+ make.height.mas_equalTo(70);
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+ }];
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+
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+ [_backgroundPreView mas_makeConstraints:^(MASConstraintMaker *make) {
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+ make.top.equalTo(self.view.mas_top).offset(83.6);
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+ make.left.equalTo(self.view.mas_left);
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+ make.right.equalTo(self.view.mas_right);
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+ make.bottom.equalTo(self.backgroundView.mas_top);
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+ }];
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+
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+ [_backgroundPreView.documentView mas_makeConstraints:^(MASConstraintMaker *make) {
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+ make.left.equalTo(self.backgroundPreView.mas_left);
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+ make.top.equalTo(self.backgroundPreView.mas_top).offset(40);
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+ make.bottom.equalTo(self.backgroundPreView.mas_bottom).offset(-40);
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+ make.width.mas_equalTo(393);
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+ }];
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+}
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+
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+- (void)addTargets {
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+ [_backgroundView.selectBtn addTarget:self action:@selector(onSelectBtnClicked:) forControlEvents:UIControlEventTouchDown];
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+
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+ for (NSInteger i = 0; i < _backgroundView.colorArray.count; ++i) {
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+ [_backgroundView.colorArray[i] addTarget:self action:@selector(onColorBtnClicked:) forControlEvents:UIControlEventTouchDown];
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+ }
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+}
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+
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+#pragma mark - Actions
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+
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+- (void)onClickedDoneBtn {
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+ [self.delegate changeBackgroundModel:self.dataModel];
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+
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+ [self.navigationController popViewControllerAnimated:YES];
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+}
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+
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+- (void)editClick {
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+
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+ if (!([_backgroudSettingView isDescendantOfView:self.view])) {
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+ _backgroudSettingView = [[CPDFBackgroundSettingView alloc] init];
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+
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+ _backgroudSettingView.verticalField.delegate = self;
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+ _backgroudSettingView.horizontalField.delegate = self;
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+
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+ [self.view addSubview:_backgroudSettingView];
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+
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+ [_backgroudSettingView mas_makeConstraints:^(MASConstraintMaker *make) {
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+ make.centerX.equalTo(self.backgroundPreView.mas_centerX);
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+ make.centerY.equalTo(self.backgroundPreView.mas_centerY);
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+ make.height.mas_equalTo(330);
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+ make.width.mas_equalTo(320);
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+ }];
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+
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+ [UIView animateWithDuration:0.2 delay:0 options:UIViewAnimationOptionCurveEaseIn animations:^{
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+ self.backgroudSettingView.center = CGPointMake(self.backgroudSettingView.center.x, self.backgroudSettingView.center.y - 300);
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+ } completion:nil];
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+
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+ [_backgroudSettingView.pageBtn addTarget:self action:@selector(onSelectPageRange:) forControlEvents:UIControlEventTouchUpInside];
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+ [_backgroudSettingView.doneBtn addTarget:self action:@selector(doneClick:) forControlEvents:UIControlEventTouchUpInside];
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+ [_backgroudSettingView.cancelBtn addTarget:self action:@selector(cancelClick:) forControlEvents:UIControlEventTouchUpInside];
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+
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+ [_backgroudSettingView.opacitySlider addTarget:self action:@selector(onOpacityChanged:) forControlEvents:UIControlEventValueChanged];
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+ [_backgroudSettingView.scaleSlider addTarget:self action:@selector(onScaleChanged:) forControlEvents:UIControlEventValueChanged];
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+ [_backgroudSettingView.rotationSlider addTarget:self action:@selector(onRotationChanged:) forControlEvents:UIControlEventValueChanged];
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+
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+ [_backgroudSettingView.horizontalField addTarget:self action:@selector(horizontalChange:) forControlEvents:UIControlEventEditingDidEnd];
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+ [_backgroudSettingView.verticalField addTarget:self action:@selector(verticalChage:) forControlEvents:UIControlEventEditingDidEnd];
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+ }
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+}
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+
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+- (void)deleteClick {
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+ [self.delegate deleteBackgroundModel];
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+
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+ [self.navigationController popViewControllerAnimated:YES];
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+}
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+
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+#pragma mark - UI Functions
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+
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+- (void)onColorBtnClicked:(UIButton *)btn {
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+
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+ _dataModel.backgroundColor = btn.backgroundColor;
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+ _drawBackgroundView.dataModel = self.dataModel;
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+ [_drawBackgroundView setNeedsDisplay];
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+
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+// _backgroundPreView.documentView.image = [_image imageWithTintColor:btn.backgroundColor];
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+}
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+
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+- (void)onSelectBtnClicked:(UIButton *)sender {
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+ UIImagePickerController *imagePicker = [[UIImagePickerController alloc] init];
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+ imagePicker.sourceType = UIImagePickerControllerSourceTypePhotoLibrary;
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+ imagePicker.delegate = self;
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+ imagePicker.allowsEditing = YES;
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+ [self presentViewController:imagePicker animated:YES completion:nil];
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+}
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+
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+- (void)onSelectPageRange:(UIButton *)btn {
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+ UIAlertController *alertController = [UIAlertController alertControllerWithTitle:nil message:nil preferredStyle:UIAlertControllerStyleActionSheet];
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+ UIAlertAction *defaultRange = [UIAlertAction actionWithTitle:@"All Pages" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {
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+ self.backgroudSettingView.rangeLabel.text = @"Page Range: ALL";
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+ }];
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+ UIAlertAction *customRange = [UIAlertAction actionWithTitle:@"Custom" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {
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+ [self createCustomRangeAlert];
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+ }];
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+ UIAlertAction *cancelAction = [UIAlertAction actionWithTitle:@"Cancel" style:UIAlertActionStyleCancel handler:^(UIAlertAction * _Nonnull action) {
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+
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+ }];
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+ [alertController addAction:defaultRange];
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+ [alertController addAction:customRange];
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+ [alertController addAction:cancelAction];
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+ [self presentViewController:alertController animated:YES completion:nil];
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+}
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+
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+- (void)createCustomRangeAlert {
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+ UIAlertController *alertController = [UIAlertController alertControllerWithTitle:@"Custom Page Range" message:nil preferredStyle:UIAlertControllerStyleAlert];
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+
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+ [alertController addTextFieldWithConfigurationHandler:^(UITextField * _Nonnull textField) {
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+ textField.placeholder = @"such as:1,3-5,10";
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+ }];
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+ [alertController addAction:[UIAlertAction actionWithTitle:@"Done" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {
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+
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+ self.dataModel.pageString = alertController.textFields.firstObject.text;
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+ self.backgroudSettingView.rangeLabel.text = @"Page Range:Custom";
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+ }]];
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+ [alertController addAction:[UIAlertAction actionWithTitle:@"Cancel" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {
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+ }]];
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+ [self presentViewController:alertController animated:YES completion:nil];
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+}
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+
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+- (void)doneClick:(UIButton *)btn {
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+ _drawBackgroundView.dataModel = self.dataModel;
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+
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+ [_drawBackgroundView setNeedsDisplay];
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+ [_backgroudSettingView removeFromSuperview];
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+}
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+
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+- (void)cancelClick:(UIButton *)btn {
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+ [_backgroudSettingView removeFromSuperview];
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+}
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+
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+- (void)onOpacityChanged:(UISlider *)sender {
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+ _dataModel.backgroundOpacity = 1 - sender.value;
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+}
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+
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+- (void)onScaleChanged:(UISlider *)sender {
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+ _dataModel.backgroudScale = sender.value;
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+}
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+
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+- (void)onRotationChanged:(UISlider *)sender {
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+ _dataModel.backgroundRotation = sender.value * 180 / M_PI;
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+}
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+
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+- (void)horizontalChange:(UITextField *)text {
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+ _dataModel.horizontalSpacing = [text.text floatValue];
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+}
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+
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+- (void)verticalChage:(UITextField *)text {
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+ _dataModel.verticalSpacing = [text.text floatValue];
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+}
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+
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+#pragma mark - Orientation
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+
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+- (void)viewWillTransitionToSize:(CGSize)size withTransitionCoordinator:(id<UIViewControllerTransitionCoordinator>)coordinator {
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+ [super viewWillTransitionToSize:size withTransitionCoordinator:coordinator];
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+ if ([UIDevice currentDevice].orientation == UIDeviceOrientationLandscapeRight) {
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+
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+ [_backgroundView mas_remakeConstraints:^(MASConstraintMaker *make) {
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+ make.bottom.equalTo(self.view.mas_bottom).offset(-5);
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+ make.left.equalTo(self.view.mas_left);
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+ make.right.equalTo(self.view.mas_right);
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+ make.height.mas_equalTo(70);
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+ }];
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+
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+ [_backgroundPreView mas_remakeConstraints:^(MASConstraintMaker *make) {
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+ make.top.equalTo(self.view.mas_top).offset(43.6);
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+ make.left.equalTo(self.view.mas_left);
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+ make.right.equalTo(self.view.mas_right);
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+ make.bottom.equalTo(self.backgroundView.mas_top);
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+ }];
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+
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+ [_backgroundPreView.documentView mas_remakeConstraints:^(MASConstraintMaker *make) {
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+ make.top.equalTo(self.backgroundPreView.mas_top);
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+ make.bottom.equalTo(self.backgroundPreView.mas_bottom);
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+ make.centerX.equalTo(self.backgroundPreView.mas_centerX);
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+ make.width.mas_equalTo(233);
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+ }];
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+
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+ [_drawBackgroundView mas_remakeConstraints:^(MASConstraintMaker *make) {
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+ make.top.equalTo(self.backgroundPreView.documentView.mas_top);
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+ make.bottom.equalTo(self.backgroundPreView.documentView.mas_bottom);
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+ make.left.equalTo(self.backgroundPreView.documentView.mas_left);
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+ make.right.equalTo(self.backgroundPreView.documentView.mas_right);
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+ }];
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+ [_drawImageView mas_remakeConstraints:^(MASConstraintMaker *make) {
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+ make.top.equalTo(self.backgroundPreView.documentView.mas_top);
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+ make.bottom.equalTo(self.backgroundPreView.documentView.mas_bottom);
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+ make.left.equalTo(self.backgroundPreView.documentView.mas_left);
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+ make.right.equalTo(self.backgroundPreView.documentView.mas_right);
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+ }];
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+ } else if ([UIDevice currentDevice].orientation == UIDeviceOrientationPortrait) {
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+
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+ [_backgroundView mas_remakeConstraints:^(MASConstraintMaker *make) {
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+ make.bottom.equalTo(self.view.mas_bottom).offset(-20);
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+ make.left.equalTo(self.view.mas_left);
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+ make.right.equalTo(self.view.mas_right);
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+ make.height.mas_equalTo(70);
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+ }];
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+
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+ [_backgroundPreView mas_remakeConstraints:^(MASConstraintMaker *make) {
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+ make.top.equalTo(self.view.mas_top).offset(83.6);
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+ make.left.equalTo(self.view.mas_left);
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+ make.right.equalTo(self.view.mas_right);
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+ make.bottom.equalTo(self.backgroundView.mas_top);
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+ }];
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+
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+ [_backgroundPreView.documentView mas_remakeConstraints:^(MASConstraintMaker *make) {
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+ make.left.equalTo(self.view.mas_left);
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+ make.top.equalTo(self.view.mas_top).offset(123.6);
|
|
|
+ make.bottom.equalTo(self.backgroundPreView.mas_bottom).offset(-40);
|
|
|
+ make.width.mas_equalTo(393);
|
|
|
+ }];
|
|
|
+ }
|
|
|
+
|
|
|
+ [_drawBackgroundView setNeedsDisplay];
|
|
|
+}
|
|
|
+
|
|
|
+#pragma mark - UIImagePickerControllerDelegate
|
|
|
+
|
|
|
+- (void)imagePickerController:(UIImagePickerController *)picker didFinishPickingMediaWithInfo:(NSDictionary<UIImagePickerControllerInfoKey,id> *)info {
|
|
|
+ UIImage *image = info[UIImagePickerControllerOriginalImage];
|
|
|
+ CGSize size;
|
|
|
+ size.width = self.backgroundPreView.documentView.frame.size.width;
|
|
|
+ size.height = self.backgroundPreView.documentView.frame.size.height;
|
|
|
+// _backgroundPreView.imageView.image = [self imageWithImageSimple:image scaledToSize:size];
|
|
|
+ _dataModel.image = [self imageWithImageSimple:image scaledToSize:_imageSize];
|
|
|
+ [_backgroundPreView.imageView sizeToFit];
|
|
|
+
|
|
|
+ [picker dismissViewControllerAnimated:YES completion:nil];
|
|
|
+ [_drawBackgroundView setNeedsDisplay];
|
|
|
+}
|
|
|
+
|
|
|
+- (void)imagePickerControllerDidCancel:(UIImagePickerController *)picker {
|
|
|
+ [picker dismissViewControllerAnimated:YES completion:nil];
|
|
|
+}
|
|
|
+
|
|
|
+- (UIImage *)imageWithImageSimple:(UIImage *)image scaledToSize:(CGSize)newSize
|
|
|
+{
|
|
|
+ UIGraphicsBeginImageContext(newSize);
|
|
|
+ [image drawInRect:CGRectMake(0,0,newSize.width,newSize.height)];
|
|
|
+ UIImage* newImage = UIGraphicsGetImageFromCurrentImageContext();
|
|
|
+ UIGraphicsEndImageContext();
|
|
|
+ return newImage;
|
|
|
+}
|
|
|
+
|
|
|
+#pragma mark - UITextFieldDelegate
|
|
|
+
|
|
|
+- (BOOL)textFieldShouldReturn:(UITextField *)textField {
|
|
|
+ [textField resignFirstResponder];
|
|
|
+
|
|
|
+ return YES;
|
|
|
+}
|
|
|
+
|
|
|
+@end
|
