0.7.0 rewrite dev

- remove everyting
- keep core
-rename bit_utils to bits
- add formatter for  color
- add float getters to color
- start with new drivers api

include/pd/core/formatters.hpp

@@ -0,0 +1,98 @@
+#pragma once
+
+/*
+MIT License
+Copyright (c) 2024 - 2026 René Amthor (tobid7)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+ */
+
+#include <pd/core/color.hpp>
+
+template <>
+struct std::formatter<PD::Color> : std::formatter<std::string> {
+  enum class ColorFmt {
+    Hex,
+    Rgbf,
+    Rgb,
+    Rgba,
+    Rgbaf,
+  };
+  ColorFmt mode = ColorFmt::Hex;
+  constexpr auto parse(std::format_parse_context& ctx) {
+    auto it = ctx.begin();
+    auto end = ctx.end();
+
+    if (it == end || *it == '}') return it;
+
+    if (check(it, end, 5, "rgbaf")) {
+      mode = ColorFmt::Rgbaf;
+      it += 5;
+    } else if (check(it, end, 4, "rgba")) {
+      mode = ColorFmt::Rgba;
+      it += 4;
+    } else if (check(it, end, 4, "rgbf")) {
+      mode = ColorFmt::Rgbf;
+      it += 4;
+    } else if (check(it, end, 3, "rgb")) {
+      mode = ColorFmt::Rgb;
+      it += 3;
+    } else if (check(it, end, 3, "hex")) {
+      mode = ColorFmt::Hex;
+      it += 3;
+    } else {
+      throw std::format_error("invalid format for PD::Color");
+    }
+
+    if (it == end || *it != '}')
+      throw std::format_error("invalid format for PD::Color");
+
+    return it;
+  }
+
+  template <typename FormatContext>
+  auto format(const PD::Color& value, FormatContext& ctx) const {
+    switch (mode) {
+      case ColorFmt::Hex:
+        return std::format_to(ctx.out(), "#{:02X}{:02X}{:02X}{:02X}", value.r,
+                              value.g, value.b, value.a);
+      case ColorFmt::Rgb:
+        return std::format_to(ctx.out(), "{}, {}, {}", value.r, value.g,
+                              value.b);
+      case ColorFmt::Rgba:
+        return std::format_to(ctx.out(), "{}, {}, {}, {}", value.r, value.g,
+                              value.b, value.a);
+      case ColorFmt::Rgbf:
+        return std::format_to(ctx.out(), "{}, {}, {}", value.rf(), value.gf(),
+                              value.bf());
+      case ColorFmt::Rgbaf:
+        return std::format_to(ctx.out(), "{}, {}, {}, {}", value.rf(),
+                              value.gf(), value.bf(), value.af());
+      default:
+        return ctx.out();
+    }
+  }
+
+  constexpr bool check(std::format_parse_context::const_iterator it,
+                       std::format_parse_context::const_iterator end,
+                       size_t len, const char* what) {
+    return (end - it >= static_cast<std::ptrdiff_t>(len) &&
+            std::string_view(it, len) == what);
+  }
+};