From 5e981a4ecb4b1a2c9f575a51e3c1a6a7ba98a7cc Mon Sep 17 00:00:00 2001
From: Johannes Hofmann <Johannes.Hofmann@gmx.de>
Date: Sat, 5 Jul 2008 23:02:19 +0200
Subject: fix PreviewOutputImage

---
 src/JPEGOutputImage.cxx    |  2 +-
 src/PreviewOutputImage.H   |  3 +--
 src/PreviewOutputImage.cxx | 27 ++++++++-------------------
 src/Stitch.cxx             | 25 +++++++++++--------------
 src/TIFFOutputImage.cxx    |  2 +-
 5 files changed, 22 insertions(+), 37 deletions(-)

(limited to 'src')

diff --git a/src/JPEGOutputImage.cxx b/src/JPEGOutputImage.cxx
index 263eeb3..13022a9 100644
--- a/src/JPEGOutputImage.cxx
+++ b/src/JPEGOutputImage.cxx
@@ -13,7 +13,7 @@ extern "C" {
 
 #include "JPEGOutputImage.H"
 
-JPEGOutputImage::JPEGOutputImage(const char *f, int q) {
+JPEGOutputImage::JPEGOutputImage(const char *f, int q) : OutputImage() {
 	file = strdup(f);
 	fp = NULL;
 	row = NULL;
diff --git a/src/PreviewOutputImage.H b/src/PreviewOutputImage.H
index b4bca3b..8351422 100644
--- a/src/PreviewOutputImage.H
+++ b/src/PreviewOutputImage.H
@@ -20,10 +20,9 @@ class PreviewOutputImage : public OutputImage , public Fl_Widget {
 		int d;
 
 	protected:
-		int init_internal(int w, int h);
+		int init_internal();
 		int set_pixel_internal(int x, int r, int g, int b);	
 		int next_line_internal();
-		int done_internal();
 
 	public:
 		PreviewOutputImage(int X, int Y, int W, int H);
diff --git a/src/PreviewOutputImage.cxx b/src/PreviewOutputImage.cxx
index 0ae182e..45cb898 100644
--- a/src/PreviewOutputImage.cxx
+++ b/src/PreviewOutputImage.cxx
@@ -13,32 +13,29 @@
 
 #include "PreviewOutputImage.H"
 
-PreviewOutputImage::PreviewOutputImage(int X, int Y, int W, int H): Fl_Widget(X, Y, W, H) {
+PreviewOutputImage::PreviewOutputImage(int X, int Y, int W, int H):
+	OutputImage(), Fl_Widget(X, Y, W, H) {
 	d = 3;
 	data = NULL;
 }
 
 PreviewOutputImage::~PreviewOutputImage() {
-	if (data) {
+	if (data)
 		free(data);
-	}
 }
 
 int
-PreviewOutputImage::init_internal(int w, int h) {
-	data = (uchar*) malloc(w * h * d);
-	memset(data, 0, w * h * d);
-	size(w, h);
+PreviewOutputImage::init_internal() {
+	data = (uchar*) malloc(W * H * d);
+	memset(data, 0, W * H * d);
+	size(W, H);
 	return 0;
 }
-	
-
 
 int
 PreviewOutputImage::set_pixel_internal(int x, int r, int g, int b) {
-	if (!data) {
+	if (!data) 
 		return 1;
-	}
 
 	long index = (line * w() * d + (x * d));
 	*(data+index+0) = (unsigned char) (r / 255);
@@ -57,20 +54,12 @@ PreviewOutputImage::next_line_internal() {
 	return 0;
 }
 
-int
-PreviewOutputImage::done_internal() {
-	return 0;
-}
-
 void
 PreviewOutputImage::draw() {
 	if (!data) {
 		return;
 	}
 	fl_push_clip(x(), y(), w(), h());
-
 	fl_draw_image(data, x(), y(), w(), h(), d);
-
 	fl_pop_clip();
 }
-
diff --git a/src/Stitch.cxx b/src/Stitch.cxx
index 65a838e..3aefb20 100644
--- a/src/Stitch.cxx
+++ b/src/Stitch.cxx
@@ -98,15 +98,14 @@ Stitch::resample(GipfelWidget::sample_mode_t m,
 	int merged_pixel_set;
 	double radius = (double) w / (view_end -view_start);
 
-	if (merged_image) {
-		merged_image->init(w, h);
-	}
+	if (merged_image)
+		if (merged_image->init(w, h) != 0)
+			merged_image = NULL;
 
-	for (int i=0; i<MAX_PICS; i++) {
-		if (single_images[i]) {
-			single_images[i]->init(w, h);
-		}
-	}
+	for (int i=0; i<MAX_PICS; i++)
+		if (single_images[i]) 
+			if (single_images[i]->init(w, h) != 0)
+				single_images[i] = NULL;
 
 	for (int y = 0; y < h; y++) {
 		double a_nick = atan((double)(y_off - y)/radius);
@@ -146,14 +145,12 @@ Stitch::resample(GipfelWidget::sample_mode_t m,
 		}
 	}
 
-	if (merged_image) {
+	if (merged_image)
 		merged_image->done();
-	}
-	for (int i=0; i<MAX_PICS; i++) {
-		if (single_images[i]) {
+
+	for (int i=0; i<MAX_PICS; i++)
+		if (single_images[i])
 			single_images[i]->done();
-		}
-	}
 
 	return 0;
 }
diff --git a/src/TIFFOutputImage.cxx b/src/TIFFOutputImage.cxx
index 204bfa5..38dfd5b 100644
--- a/src/TIFFOutputImage.cxx
+++ b/src/TIFFOutputImage.cxx
@@ -10,7 +10,7 @@
 
 #include "TIFFOutputImage.H"
 
-TIFFOutputImage::TIFFOutputImage(const char *f, int b) {
+TIFFOutputImage::TIFFOutputImage(const char *f, int b) : OutputImage () {
 	bitspersample = (b==16)?16:8;
 	file = strdup(f);
 	tiff = NULL;
-- 
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