From 8f6d05414050a52209556576816ec10cc041e547 Mon Sep 17 00:00:00 2001
From: "Robert C. Helling" <helling@atdotde.de>
Date: Sat, 22 Aug 2020 14:36:41 +0200
Subject: Set printer resolution

You need a better resolution to plot a picture with high resolution...

Connection done with a lambda expression thanks to @dirkhh.

Signed-off-by: Robert C. Helling <helling@atdotde.de> (+1 squashed commit)
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
---
 desktop-widgets/printdialog.cpp  |  1 +
 desktop-widgets/printoptions.cpp |  4 +++-
 desktop-widgets/printoptions.h   |  1 +
 desktop-widgets/printoptions.ui  | 30 ++++++++++++++++++++++++++++++
 4 files changed, 35 insertions(+), 1 deletion(-)

(limited to 'desktop-widgets')

diff --git a/desktop-widgets/printdialog.cpp b/desktop-widgets/printdialog.cpp
index f0c8f4df8..339914b6a 100644
--- a/desktop-widgets/printdialog.cpp
+++ b/desktop-widgets/printdialog.cpp
@@ -171,6 +171,7 @@ void PrintDialog::createPrinterObj()
 	// create a new printer object
 	if (!printer) {
 		qprinter = new QPrinter();
+		qprinter->setResolution(printOptions.resolution);
 		qprinter->setOrientation((QPrinter::Orientation)printOptions.landscape);
 		printer = new Printer(qprinter, &printOptions, &templateOptions, Printer::PRINT);
 	}
diff --git a/desktop-widgets/printoptions.cpp b/desktop-widgets/printoptions.cpp
index 0d9ae0a40..fbd03c127 100644
--- a/desktop-widgets/printoptions.cpp
+++ b/desktop-widgets/printoptions.cpp
@@ -44,7 +44,9 @@ void PrintOptions::setup()
 
 	connect(ui.printInColor, SIGNAL(clicked(bool)), this, SLOT(printInColorClicked(bool)));
 	connect(ui.printSelected, SIGNAL(clicked(bool)), this, SLOT(printSelectedClicked(bool)));
-
+	connect(ui.resolution, QOverload<int>::of(&QSpinBox::valueChanged), [this](int value) {
+		printOptions->resolution = value;
+	});
 	hasSetupSlots = true;
 }
 
diff --git a/desktop-widgets/printoptions.h b/desktop-widgets/printoptions.h
index 0290f1a3e..35fb824fe 100644
--- a/desktop-widgets/printoptions.h
+++ b/desktop-widgets/printoptions.h
@@ -15,6 +15,7 @@ struct print_options {
 	bool print_selected;
 	bool color_selected;
 	bool landscape;
+	int resolution;
 };
 
 struct template_options {
diff --git a/desktop-widgets/printoptions.ui b/desktop-widgets/printoptions.ui
index 1c2523d39..f12236552 100644
--- a/desktop-widgets/printoptions.ui
+++ b/desktop-widgets/printoptions.ui
@@ -93,6 +93,36 @@
         </property>
        </widget>
       </item>
+      <item>
+       <layout class="QHBoxLayout" name="horizontalLayout_2">
+        <item>
+         <widget class="QSpinBox" name="resolution">
+          <property name="sizePolicy">
+           <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+            <horstretch>0</horstretch>
+            <verstretch>0</verstretch>
+           </sizepolicy>
+          </property>
+          <property name="maximum">
+           <number>4000</number>
+          </property>
+          <property name="singleStep">
+           <number>10</number>
+          </property>
+          <property name="value">
+           <number>600</number>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QLabel" name="label">
+          <property name="text">
+           <string>DPI resolution</string>
+          </property>
+         </widget>
+        </item>
+       </layout>
+      </item>
      </layout>
     </widget>
    </item>
-- 
cgit v1.2.3-70-g09d2