diff options
Diffstat (limited to 'platform/ios/Classes/MuPageViewNormal.m')
| -rw-r--r-- | platform/ios/Classes/MuPageViewNormal.m | 147 |
1 files changed, 146 insertions, 1 deletions
diff --git a/platform/ios/Classes/MuPageViewNormal.m b/platform/ios/Classes/MuPageViewNormal.m index b34cb705..6f08424c 100644 --- a/platform/ios/Classes/MuPageViewNormal.m +++ b/platform/ios/Classes/MuPageViewNormal.m @@ -6,6 +6,8 @@ // #include "common.h" +#include "mupdf/pdf.h" +#import "MuTextFieldController.h" static void releasePixmap(void *info, const void *data, size_t size) { @@ -37,6 +39,55 @@ static UIImage *newImageWithPixmap(fz_pixmap *pix) return image; } +static NSArray *enumerateWidgetRects(fz_document *doc, fz_page *page, CGSize pageSize, CGSize screenSize) +{ + pdf_document *idoc = pdf_specifics(doc); + pdf_widget *widget; + NSMutableArray *arr = [NSMutableArray arrayWithCapacity:10]; + CGSize scale = fitPageToScreen(pageSize, screenSize); + + if (!idoc) + return nil; + + for (widget = pdf_first_widget(idoc, (pdf_page *)page); widget; widget = pdf_next_widget(widget)) + { + fz_rect rect; + + pdf_bound_widget(widget, &rect); + [arr addObject:[NSValue valueWithCGRect:CGRectMake( + rect.x0 * scale.width, + rect.y0 * scale.height, + (rect.x1-rect.x0) * scale.width, + (rect.y1-rect.y0) * scale.height)]]; + } + + return [arr retain]; +} + +static int setFocussedWidgetText(fz_document *doc, fz_page *page, const char *text) +{ + int accepted; + + fz_try(ctx) + { + pdf_document *idoc = pdf_specifics(doc); + if (idoc) + { + pdf_widget *focus = pdf_focused_widget(idoc); + if (focus) + { + accepted = pdf_text_widget_set_text(idoc, focus, (char *)text); + } + } + } + fz_catch(ctx) + { + accepted = 0; + } + + return accepted; +} + static fz_display_list *create_page_list(fz_document *doc, fz_page *page) { fz_display_list *list; @@ -70,7 +121,10 @@ static fz_display_list *create_annot_list(fz_document *doc, fz_page *page) fz_try(ctx) { fz_annot *annot; + pdf_document *idoc = pdf_specifics(doc); + if (idoc) + pdf_update_page(idoc, (pdf_page *)page); list = fz_new_display_list(ctx); dev = fz_new_list_device(ctx, list); for (annot = fz_first_annot(doc, page); annot; annot = fz_next_annot(doc, annot)) @@ -173,7 +227,7 @@ static UIImage *renderPage(fz_document *doc, fz_display_list *page_list, fz_disp annot_list = create_annot_list(doc, page); } -- (id) initWithFrame: (CGRect)frame document: (MuDocRef *)aDoc page: (int)aNumber +-(id) initWithFrame:(CGRect)frame dialogCreator:(id<MuDialogCreator>)dia document:(MuDocRef *)aDoc page:(int)aNumber { self = [super initWithFrame: frame]; if (self) { @@ -181,6 +235,7 @@ static UIImage *renderPage(fz_document *doc, fz_display_list *page_list, fz_disp doc = docRef->doc; number = aNumber; cancel = NO; + dialogCreator = dia; [self setShowsVerticalScrollIndicator: NO]; [self setShowsHorizontalScrollIndicator: NO]; @@ -226,6 +281,7 @@ static UIImage *renderPage(fz_document *doc, fz_display_list *page_list, fz_disp block_page = nil; }); [docRef release]; + [widgetRects release]; [linkView release]; [hitView release]; [tileView release]; @@ -325,6 +381,7 @@ static UIImage *renderPage(fz_document *doc, fz_display_list *page_list, fz_disp CGSize scale = fitPageToScreen(pageSize, self.bounds.size); CGRect rect = (CGRect){{0.0, 0.0},{pageSize.width * scale.width, pageSize.height * scale.height}}; UIImage *image = renderPage(doc, page_list, annot_list, pageSize, self.bounds.size, rect, 1.0); + widgetRects = enumerateWidgetRects(doc, page, pageSize, self.bounds.size); dispatch_async(dispatch_get_main_queue(), ^{ [self displayImage: image]; [image release]; @@ -533,8 +590,96 @@ static UIImage *renderPage(fz_document *doc, fz_display_list *page_list, fz_disp - (void) setScale:(float)scale {} +- (void) invokeTextDialog:(NSString *)text +{ + [dialogCreator invokeTextDialog:text okayAction:^(NSString *newText) { + dispatch_async(queue, ^{ + BOOL accepted = setFocussedWidgetText(doc, page, [newText UTF8String]); + fz_drop_display_list(ctx, annot_list); + annot_list = NULL; + dispatch_async(dispatch_get_main_queue(), ^{ + if (accepted) + [self loadPage]; + else + [self invokeTextDialog:newText]; + }); + }); + }]; +} + +- (void) passTapToPage:(CGPoint)pt +{ + pdf_document *idoc = pdf_specifics(doc); + CGSize scale = fitPageToScreen(pageSize, self.bounds.size); + pdf_ui_event event; + int changed = 0; + pdf_widget *focus; + + if (!idoc) + return; + + fz_try(ctx) + { + event.etype = PDF_EVENT_TYPE_POINTER; + event.event.pointer.pt.x = pt.x / scale.width; + event.event.pointer.pt.y = pt.y / scale.height; + event.event.pointer.ptype = PDF_POINTER_DOWN; + changed = pdf_pass_event(idoc, (pdf_page *)page, &event); + event.event.pointer.ptype = PDF_POINTER_UP; + changed |= pdf_pass_event(idoc, (pdf_page *)page, &event); + if (changed) + { + fz_drop_display_list(ctx, annot_list); + annot_list = NULL; + } + + focus = pdf_focused_widget(idoc); + if (focus) + { + switch (pdf_widget_get_type(focus)) + { + case PDF_WIDGET_TYPE_TEXT: + { + char *text = pdf_text_widget_text(idoc, focus); + NSString *stext = [NSString stringWithUTF8String:text?text:""]; + fz_free(ctx, text); + dispatch_async(dispatch_get_main_queue(), ^{ + [self invokeTextDialog:stext]; + }); + break; + } + + case PDF_WIDGET_TYPE_LISTBOX: + case PDF_WIDGET_TYPE_COMBOBOX: + break; + + case PDF_WIDGET_TYPE_SIGNATURE: + break; + + default: + break; + } + } + } + fz_catch(ctx) + { + } +} + - (MuTapResult *) handleTap:(CGPoint)pt { + CGPoint ipt = [self convertPoint:pt toView:imageView]; + for (int i = 0; i < widgetRects.count; i++) + { + CGRect r = [[widgetRects objectAtIndex:i] CGRectValue]; + if (CGRectContainsPoint([[widgetRects objectAtIndex:i] CGRectValue], ipt)) + { + dispatch_async(queue, ^{ + [self passTapToPage:ipt]; + }); + return [[[MuTapResultWidget alloc] init] autorelease]; + } + } CGPoint lpt = [self convertPoint:pt toView:linkView]; return linkView ? [linkView handleTap:lpt] : nil; } |