X-Git-Url: http://git.localhorst.tv/?a=blobdiff_plain;f=src%2Fui%2Fwidgets.cpp;fp=src%2Fui%2Fwidgets.cpp;h=852d2f15a4b092cec982576cf0710cee569c3634;hb=376fc1fca87fcdd22dabadf6d01d245ef8c3cedd;hp=0000000000000000000000000000000000000000;hpb=22b25d4b9cc24e249bc8007757267cea00ab18d3;p=blank.git

diff --git a/src/ui/widgets.cpp b/src/ui/widgets.cpp
new file mode 100644
index 0000000..852d2f1
--- /dev/null
+++ b/src/ui/widgets.cpp
@@ -0,0 +1,141 @@
+#include "FixedText.hpp"
+#include "MessageBox.hpp"
+#include "Progress.hpp"
+#include "Text.hpp"
+
+#include "../graphics/Font.hpp"
+#include "../graphics/Viewport.hpp"
+
+#include <cstdio>
+
+
+namespace blank {
+
+MessageBox::MessageBox(const Font &f)
+: font(f)
+, lines()
+, max_lines(10)
+, pos(0.0f)
+, adv(0.0f, font.LineSkip(), 0.0f)
+, bg(1.0f, 1.0f, 1.0f, 0.0f)
+, fg(1.0f, 1.0f, 1.0f, 1.0f)
+, grav(Gravity::NORTH_WEST) {
+
+}
+
+void MessageBox::Position(const glm::vec3 &p, Gravity g) noexcept {
+	pos = p;
+	grav = g;
+	if (get_y(g) == Align::END) {
+		adv.y = -font.LineSkip();
+	} else {
+		adv.y = font.LineSkip();
+	}
+	for (Text &txt : lines) {
+		txt.Pivot(g);
+	}
+}
+
+void MessageBox::PushLine(const char *text) {
+	lines.emplace_front();
+	Text &txt = lines.front();
+	txt.Set(font, text);
+	txt.Pivot(grav);
+
+	while (lines.size() > max_lines) {
+		lines.pop_back();
+	}
+}
+
+void MessageBox::Render(Viewport &viewport) noexcept {
+	BlendedSprite &prog = viewport.SpriteProgram();
+	prog.SetBG(bg);
+	prog.SetFG(fg);
+	viewport.SetCursor(pos, grav);
+	for (Text &txt : lines) {
+		prog.SetM(viewport.Cursor());
+		txt.Render(viewport);
+		viewport.MoveCursor(adv);
+	}
+}
+
+
+Progress::Progress(Font &font) noexcept
+: font(font)
+, text()
+, tpl("%d/%d (%d%%)") {
+
+}
+
+namespace {
+
+char buf[128] = { '\0' };
+
+}
+
+void Progress::Update(int current, int total) {
+	std::snprintf(buf, sizeof(buf), tpl, current, total, current * 100 / total);
+	text.Set(font, buf);
+}
+
+void Progress::Render(Viewport &viewport) noexcept {
+	text.Render(viewport);
+}
+
+
+Text::Text() noexcept
+: tex()
+, sprite()
+, size(0.0f)
+, pivot(Gravity::NORTH_WEST)
+, dirty(false) {
+
+}
+
+FixedText::FixedText() noexcept
+: Text()
+, bg(1.0f, 1.0f, 1.0f, 0.0f)
+, fg(1.0f, 1.0f, 1.0f, 1.0f)
+, pos(0.0f)
+, grav(Gravity::NORTH_WEST)
+, visible(false) {
+
+}
+
+void Text::Set(const Font &font, const char *text) {
+	font.Render(text, tex);
+	size = font.TextSize(text);
+	dirty = true;
+}
+
+namespace {
+
+SpriteModel::Buffer sprite_buf;
+
+}
+
+void Text::Update() {
+	sprite_buf.LoadRect(size.x, size.y, align(pivot, size));
+	sprite.Update(sprite_buf);
+	dirty = false;
+}
+
+void FixedText::Render(Viewport &viewport) noexcept {
+	BlendedSprite &prog = viewport.SpriteProgram();
+	viewport.SetCursor(pos, grav);
+	prog.SetM(viewport.Cursor());
+	prog.SetBG(bg);
+	prog.SetFG(fg);
+	Text::Render(viewport);
+}
+
+void Text::Render(Viewport &viewport) noexcept {
+	if (dirty) {
+		Update();
+	}
+	BlendedSprite &prog = viewport.SpriteProgram();
+	prog.SetTexture(tex);
+	sprite.Draw();
+}
+
+}