first commit

core/PaintDevice.cpp

@@ -0,0 +1,107 @@
+#include "PaintDevice.h"
+
+PaintDevice::PaintDevice()
+        : m_Size(40, 40)
+{
+    initscr();
+
+    noecho();
+
+    curs_set(0);
+
+    keypad(stdscr, TRUE);
+
+    nodelay(stdscr, TRUE);
+
+    resize(m_Size);
+
+    m_Ready = true;
+}
+
+PaintDevice::~PaintDevice()
+{
+    endwin();
+}
+
+bool PaintDevice::ready() const
+{
+    return m_Ready;
+}
+
+void PaintDevice::resize(const Size& size)
+{
+    m_Size = size;
+
+    m_Buffer =
+            std::vector<std::vector<wchar_t>>
+                    (
+                            m_Size.height(),
+                            std::vector<wchar_t>(
+                                    m_Size.width(),
+                                    L' '
+                            )
+                    );
+}
+
+void PaintDevice::clear()
+{
+    for (int y = 0; y < m_Size.height(); y++)
+    {
+        for (int x = 0; x < m_Size.width(); x++)
+        {
+            m_Buffer[y][x] = L' ';
+        }
+    }
+}
+
+void PaintDevice::set_char(
+        const Vector2& position,
+        wchar_t c
+)
+{
+    if (
+            position.x() >= 0 &&
+            position.x() < m_Size.width() &&
+            position.y() >= 0 &&
+            position.y() < m_Size.height()
+            )
+    {
+        m_Buffer[position.y()][position.x()] = c;
+    }
+}
+
+wchar_t PaintDevice::get_char(
+        const Vector2& position
+)
+{
+    if (
+            position.x() >= 0 &&
+            position.x() < m_Size.width() &&
+            position.y() >= 0 &&
+            position.y() < m_Size.height()
+            )
+    {
+        return m_Buffer[position.y()][position.x()];
+    }
+
+    return L'\0';
+}
+
+void PaintDevice::render()
+{
+    ::clear();
+
+    for (int y = 0; y < m_Size.height(); y++)
+    {
+        for (int x = 0; x < m_Size.width(); x++)
+        {
+            mvaddch(
+                    y,
+                    x,
+                    m_Buffer[y][x]
+            );
+        }
+    }
+
+    refresh();
+}