From 045183032f29bdb2211bd2933dd318342fecf041 Mon Sep 17 00:00:00 2001
From: Sven Weidauer <sven.weidauer@gmail.com>
Date: Mon, 17 Jan 2011 15:00:18 +0000
Subject: Font scaling and other scaling related fixes.

svn path=/trunk/netsurf/; revision=11349
---
 cocoa/BrowserView.m |  8 ++++++--
 cocoa/font.h        |  1 +
 cocoa/font.m        | 12 +++++++++++-
 cocoa/gui.m         | 16 ++++++++++++----
 4 files changed, 30 insertions(+), 7 deletions(-)

diff --git a/cocoa/BrowserView.m b/cocoa/BrowserView.m
index 74bdf7d24..2254ba0d5 100644
--- a/cocoa/BrowserView.m
+++ b/cocoa/BrowserView.m
@@ -25,6 +25,8 @@
 #import "desktop/options.h"
 #import "desktop/selection.h"
 
+#import "cocoa/font.h"
+
 @implementation BrowserView
 
 @synthesize browser;
@@ -38,8 +40,8 @@ static const NSTimeInterval CaretBlinkTime = 0.8;
 static inline NSRect cocoa_get_caret_rect( BrowserView *view )
 {
 	NSRect caretRect = {
-		.origin = view->caretPoint,
-		.size = NSMakeSize( CaretWidth, view->caretHeight )
+		.origin = NSMakePoint( view->caretPoint.x * view->browser->scale, view->caretPoint.y * view->browser->scale ),
+		.size = NSMakeSize( CaretWidth, view->caretHeight * view->browser->scale )
 	};
 	
 	return caretRect;
@@ -88,6 +90,8 @@ static inline NSRect cocoa_get_caret_rect( BrowserView *view )
 
 	if (NULL == browser->current_content) return;
 	
+	cocoa_set_font_scale_factor( browser->scale );
+	
 	NSRect frame = [self bounds];
 	
 	const NSRect *rects = NULL;
diff --git a/cocoa/font.h b/cocoa/font.h
index b65d62844..769bd1dd9 100644
--- a/cocoa/font.h
+++ b/cocoa/font.h
@@ -20,5 +20,6 @@
 #define COCOA_FONT_H
 
 void cocoa_draw_string( int x, int y, const char *bytes, size_t length, const plot_font_style_t *style );
+void cocoa_set_font_scale_factor( float newFactor );
 
 #endif
diff --git a/cocoa/font.m b/cocoa/font.m
index 0b78c4d80..2e38b33f5 100644
--- a/cocoa/font.m
+++ b/cocoa/font.m
@@ -159,9 +159,19 @@ static NSLayoutManager *cocoa_prepare_layout_manager( const char *bytes, size_t
 	return layout;
 }
 
+static CGFloat cocoa_font_scale_factor = 1.0;
+
+void cocoa_set_font_scale_factor( float newFactor )
+{
+	cocoa_font_scale_factor = newFactor;
+}
+
 void cocoa_draw_string( int x, int y, const char *bytes, size_t length, const plot_font_style_t *style )
 {
-	NSLayoutManager *layout = cocoa_prepare_layout_manager( bytes, length, style );
+	plot_font_style_t scaledStyle = *style;
+	scaledStyle.size *= cocoa_font_scale_factor;
+	
+	NSLayoutManager *layout = cocoa_prepare_layout_manager( bytes, length, &scaledStyle );
 	
 	if ([cocoa_text_storage length] > 0) {
 		NSFont *font = [cocoa_text_storage attribute: NSFontAttributeName atIndex: 0 effectiveRange: NULL];
diff --git a/cocoa/gui.m b/cocoa/gui.m
index a2b254d75..80ab9cb2a 100644
--- a/cocoa/gui.m
+++ b/cocoa/gui.m
@@ -86,7 +86,7 @@ void gui_window_set_title(struct gui_window *g, const char *title)
 
 void gui_window_redraw(struct gui_window *g, int x0, int y0, int x1, int y1)
 {
-	NSRect rect = NSMakeRect( x0, y0, x1 - x0, y1 - y0 );
+	const NSRect rect = NSMakeRect( x0, y0, x1 - x0, y1 - y0 );
 	[[(BrowserWindow *)g view] setNeedsDisplayInRect: rect];
 }
 
@@ -98,9 +98,12 @@ void gui_window_redraw_window(struct gui_window *g)
 void gui_window_update_box(struct gui_window *g,
 						   const union content_msg_data *data)
 {
-	gui_window_redraw( g, data->redraw.x, data->redraw.y, 
-					  data->redraw.x + data->redraw.width, 
-					  data->redraw.y + data->redraw.height );
+	const CGFloat scale = [(BrowserWindow *)g browser]->scale;
+	const NSRect rect = NSMakeRect( data->redraw.object_x * scale,  
+								    data->redraw.object_y * scale, 
+								    data->redraw.object_width * scale, 
+								    data->redraw.object_height * scale );
+	[[(BrowserWindow *)g view] setNeedsDisplayInRect: rect];
 }
 
 bool gui_window_get_scroll(struct gui_window *g, int *sx, int *sy)
@@ -136,6 +139,11 @@ void gui_window_get_dimensions(struct gui_window *g, int *width, int *height,
 	NSCParameterAssert( width != NULL && height != NULL );
 	
 	NSRect frame = [[(BrowserWindow *)g view] frame];
+	if (scaled) {
+		const CGFloat scale = [(BrowserWindow *)g browser]->scale;
+		frame.size.width /= scale;
+		frame.size.height /= scale;
+	}
 	*width = NSWidth( frame );
 	*height = NSHeight( frame );
 }
-- 
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