[PATCH 06/11] [HiDPI] Define auxiliary functions for metrics
Giuseppe Bilotta
giuseppe.bilotta at gmail.com
Wed Oct 15 06:30:50 PDT 2014
Collect font, font metrics and icon size functions in a separate module.
Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta at gmail.com>
---
qt-ui/metrics.cpp | 32 ++++++++++++++++++++++++++++++++
qt-ui/metrics.h | 21 +++++++++++++++++++++
qt-ui/models.cpp | 7 -------
qt-ui/models.h | 4 ++--
subsurface.pro | 2 ++
5 files changed, 57 insertions(+), 9 deletions(-)
create mode 100644 qt-ui/metrics.cpp
create mode 100644 qt-ui/metrics.h
diff --git a/qt-ui/metrics.cpp b/qt-ui/metrics.cpp
new file mode 100644
index 0000000..49e2784
--- /dev/null
+++ b/qt-ui/metrics.cpp
@@ -0,0 +1,32 @@
+/*
+ * metrics.cpp
+ *
+ * methods to find/compute essential UI metrics
+ * (font properties, icon sizes, etc)
+ *
+ */
+
+#include "metrics.h"
+
+QFont defaultModelFont()
+{
+ QFont font;
+// font.setPointSizeF(font.pointSizeF() * 0.8);
+ return font;
+}
+
+QFontMetrics defaultModelFontMetrics()
+{
+ return QFontMetrics(defaultModelFont());
+}
+
+// return the default icon size, computed as the multiple of 16 closest to
+// the given height
+int defaultIconSize(int height)
+{
+ int ret = (height + 8)/16;
+ ret *= 16;
+ if (ret < 16)
+ ret = 16;
+ return ret;
+}
diff --git a/qt-ui/metrics.h b/qt-ui/metrics.h
new file mode 100644
index 0000000..ba45ab9
--- /dev/null
+++ b/qt-ui/metrics.h
@@ -0,0 +1,21 @@
+/*
+ * metrics.h
+ *
+ * header file for common function to find/compute essential UI metrics
+ * (font properties, icon sizes, etc)
+ *
+ */
+#ifndef METRICS_H
+#define METRICS_H
+
+#include <QFont>
+#include <QFontMetrics>
+
+QFont defaultModelFont();
+QFontMetrics defaultModelFontMetrics();
+
+// return the default icon size, computed as the multiple of 16 closest to
+// the given height (that defaults to the default font height)
+int defaultIconSize(int height = defaultModelFontMetrics().height());
+
+#endif // METRICS_H
diff --git a/qt-ui/models.cpp b/qt-ui/models.cpp
index 30dc6f6..0e57b3b 100644
--- a/qt-ui/models.cpp
+++ b/qt-ui/models.cpp
@@ -25,13 +25,6 @@
#include <QMessageBox>
#include <QStringListModel>
-QFont defaultModelFont()
-{
- QFont font;
-// font.setPointSizeF(font.pointSizeF() * 0.8);
- return font;
-}
-
CleanerTableModel::CleanerTableModel(QObject *parent) : QAbstractTableModel(parent)
{
}
diff --git a/qt-ui/models.h b/qt-ui/models.h
index bf13063..2345d0d 100644
--- a/qt-ui/models.h
+++ b/qt-ui/models.h
@@ -13,12 +13,12 @@
#include <QStringListModel>
#include <QSortFilterProxyModel>
+#include "metrics.h"
+
#include "../dive.h"
#include "../divelist.h"
#include "../divecomputer.h"
-QFont defaultModelFont();
-
// Encapsulates Boilerplate.
class CleanerTableModel : public QAbstractTableModel {
Q_OBJECT
diff --git a/subsurface.pro b/subsurface.pro
index d4b71c3..724e021 100644
--- a/subsurface.pro
+++ b/subsurface.pro
@@ -57,6 +57,7 @@ HEADERS = \
qt-ui/mainwindow.h \
qt-ui/modeldelegates.h \
qt-ui/models.h \
+ qt-ui/metrics.h \
qt-ui/preferences.h \
qt-ui/printdialog.h \
qt-ui/printlayout.h \
@@ -143,6 +144,7 @@ SOURCES = \
qt-ui/mainwindow.cpp \
qt-ui/modeldelegates.cpp \
qt-ui/models.cpp \
+ qt-ui/metrics.cpp \
qt-ui/preferences.cpp \
qt-ui/printdialog.cpp \
qt-ui/printlayout.cpp \
--
2.1.0.255.gcd10c46
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