chat state

[blank.git] / src / ui / TextInput.hpp

diff --git a/src/ui/TextInput.hpp b/src/ui/TextInput.hpp
new file mode 100644 (file)
index 0000000..44999fa
--- /dev/null
+++ b/src/ui/TextInput.hpp
@@ -0,0 +1,78 @@
+#ifndef BLANK_UI_TEXTINPUT_HPP_
+#define BLANK_UI_TEXTINPUT_HPP_
+
+#include "Text.hpp"
+#include "../graphics/PrimitiveMesh.hpp"
+
+#include <string>
+#include <SDL.h>
+
+
+namespace blank {
+
+class Viewport;
+
+class TextInput {
+
+public:
+       explicit TextInput(const Font &);
+
+       const std::string &GetInput() const noexcept { return input; }
+
+       void Focus(Viewport &) noexcept;
+       void Blur() noexcept;
+
+       void Clear() noexcept;
+       void Backspace() noexcept;
+       void Delete() noexcept;
+
+       void MoveBegin() noexcept;
+       void MoveBackward() noexcept;
+       void MoveForward() noexcept;
+       void MoveEnd() noexcept;
+
+       void Insert(const char *);
+
+       bool AtBegin() const noexcept;
+       bool AtEnd() const noexcept;
+
+       void Position(const glm::vec3 &p, Gravity g, Gravity pv) noexcept;
+       void Width(float) noexcept;
+
+       void Foreground(const glm::vec4 &col) noexcept { fg = col; dirty_cursor = true; }
+       void Background(const glm::vec4 &col) noexcept { bg = col; dirty_box = true; }
+
+       void Handle(const SDL_TextInputEvent &);
+       void Handle(const SDL_TextEditingEvent &);
+
+       void Render(Viewport &);
+
+private:
+       void Refresh();
+
+private:
+       const Font &font;
+       std::string input;
+       std::string::size_type cursor;
+       Text text;
+
+       PrimitiveMesh bg_mesh;
+       PrimitiveMesh cursor_mesh;
+
+       glm::vec4 bg;
+       glm::vec4 fg;
+
+       glm::vec3 position;
+       glm::vec2 size;
+       Gravity gravity;
+
+       bool active;
+       bool dirty_box;
+       bool dirty_cursor;
+       bool dirty_text;
+
+};
+
+}
+
+#endif