/**
 * Manages WebGL context, program creation, and shader compilation
 */
export declare class WebGLManager {
    #private;
    constructor(canvas: HTMLCanvasElement);
    /**
     * Initialize WebGL context and create shader programs
     */
    initialize(): boolean;
    /**
     * Get the WebGL context
     */
    getContext(): WebGL2RenderingContext | null;
    /**
     * Get canvas element
     */
    getCanvas(): HTMLCanvasElement;
    /**
     * Get the main rendering program
     */
    getProgram(): WebGLProgram | null;
    /**
     * Get the text rendering program
     */
    getTextProgram(): WebGLProgram | null;
    /**
     * Get uniform locations
     */
    getMatrixLocation(): WebGLUniformLocation | null;
    /**
     * Get buffers for frame rendering
     */
    getFrameBuffers(): {
        position: WebGLBuffer | null;
        color: WebGLBuffer | null;
    };
    /**
     * Get buffers for text rendering
     */
    getTextBuffers(): {
        position: WebGLBuffer | null;
        texCoord: WebGLBuffer | null;
        color: WebGLBuffer | null;
    };
    /**
     * Resize the WebGL viewport
     */
    resize(width: number, height: number): void;
    /**
     * Clear the canvas
     */
    clear(backgroundColor: [number, number, number]): void;
    /**
     * Set up blending for transparency
     */
    enableBlending(): void;
    /**
     * Cleanup WebGL resources
     */
    destroy(): void;
}
//# sourceMappingURL=WebGLManager.d.ts.map