- Added 'package list' field type

- Some refactoring of the other field types

git-svn-id: svn://svn.code.sf.net/p/magicseteditor/code/trunk@790 0fc631ac-6414-0410-93d0-97cfa31319b6

src/render/value/package_choice.cpp

@@ -0,0 +1,62 @@
+//+----------------------------------------------------------------------------+
+//| Description:  Magic Set Editor - Program to make Magic (tm) cards          |
+//| Copyright:    (C) 2001 - 2007 Twan van Laarhoven                           |
+//| License:      GNU General Public License 2 or later (see file COPYING)     |
+//+----------------------------------------------------------------------------+
+
+// ----------------------------------------------------------------------------- : Includes
+
+#include <render/value/package_choice.hpp>
+#include <util/io/package_manager.hpp>
+
+DECLARE_TYPEOF_COLLECTION(PackagedP);
+DECLARE_TYPEOF_COLLECTION(PackageChoiceValueViewer::Item);
+
+// ----------------------------------------------------------------------------- : PackageChoiceValueViewer
+
+IMPLEMENT_VALUE_VIEWER(PackageChoice);
+
+struct PackageChoiceValueViewer::ComparePackagePosHint {
+	bool operator () (const PackagedP& a, const PackagedP& b) {
+		// use position_hints to determine order
+		if (a->position_hint < b->position_hint) return true;
+		if (a->position_hint > b->position_hint) return false;
+		// ensure a deterministic order: use the names
+		return a->name() < b->name();
+	}
+};
+
+void PackageChoiceValueViewer::initItems() {
+	vector<PackagedP> choices;
+	packages.findMatching(field().match, choices);
+	sort(choices.begin(), choices.end(), ComparePackagePosHint());
+	FOR_EACH(p, choices) {
+		Item i;
+		i.package_name = p->relativeFilename();
+		i.name = capitalize_sentence(p->short_name);
+		Image image;
+		InputStreamP stream = p->openIconFile();
+		if (stream && image.LoadFile(*stream)) {
+			Image resampled(16,16,false);
+			resample(image, resampled);
+			i.image = Bitmap(resampled);
+		}
+		items.push_back(i);
+	}
+}
+
+void PackageChoiceValueViewer::draw(RotatedDC& dc) {
+	drawFieldBorder(dc);
+	// find item
+	FOR_EACH(i, items) {
+		if (i.package_name != value().package_name) continue;
+		// draw image
+		if (i.image.Ok()) {
+			dc.DrawBitmap(i.image, RealPoint(0,0));
+		}
+		// draw text
+		dc.SetFont(style().font, 1.0);
+		RealPoint pos = align_in_rect(ALIGN_MIDDLE_LEFT, RealSize(0, dc.GetCharHeight()), dc.getInternalRect()) + RealSize(17., 0);
+		dc.DrawTextWithShadow(i.name, style().font, pos);
+	}
+}